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Finding the Fourth Proportional to 541,411.10, 812,116.65 and 241,775.90

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Solution

The fourth proportional to 541,411.10, 812,116.65 and 241,775.90 is: 362,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,411.10 : 812,116.65 = 241,775.90 : x
  2. Step 2: Convert to fraction form
    541,411.10/812,116.65 = 241,775.90/x
  3. Step 3: Cross multiply
    541,411.10x = 812,116.65 × 241,775.90
  4. Step 4: Simplify right side
    541,411.10x = 196,350,233,958.74
  5. Step 5: Solve for x
    x = 196,350,233,958.74/541,411.10
  6. Step 6: Final answer
    x = 362,663.85

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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.