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Finding the Fourth Proportional to 546,079.40, 819,119.10 and 166,999.40

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Solution

The fourth proportional to 546,079.40, 819,119.10 and 166,999.40 is: 250,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,079.40 : 819,119.10 = 166,999.40 : x
  2. Step 2: Convert to fraction form
    546,079.40/819,119.10 = 166,999.40/x
  3. Step 3: Cross multiply
    546,079.40x = 819,119.10 × 166,999.40
  4. Step 4: Simplify right side
    546,079.40x = 136,792,398,228.54
  5. Step 5: Solve for x
    x = 136,792,398,228.54/546,079.40
  6. Step 6: Final answer
    x = 250,499.10

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.