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Finding the Fourth Proportional to 619,452.04, 929,178.22 and 176,220.04

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Solution

The fourth proportional to 619,452.04, 929,178.22 and 176,220.04 is: 264,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,452.04 : 929,178.22 = 176,220.04 : x
  2. Step 2: Convert to fraction form
    619,452.04/929,178.22 = 176,220.04/x
  3. Step 3: Cross multiply
    619,452.04x = 929,178.22 × 176,220.04
  4. Step 4: Simplify right side
    619,452.04x = 163,739,823,095.53
  5. Step 5: Solve for x
    x = 163,739,823,095.53/619,452.04
  6. Step 6: Final answer
    x = 264,330.11

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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.