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Finding the Fourth Proportional to 608,693.33, 840,265.85 and 363,764.52

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Solution

The fourth proportional to 608,693.33, 840,265.85 and 363,764.52 is: 502,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,693.33 : 840,265.85 = 363,764.52 : x
  2. Step 2: Convert to fraction form
    608,693.33/840,265.85 = 363,764.52/x
  3. Step 3: Cross multiply
    608,693.33x = 840,265.85 × 363,764.52
  4. Step 4: Simplify right side
    608,693.33x = 305,658,904,507.05
  5. Step 5: Solve for x
    x = 305,658,904,507.05/608,693.33
  6. Step 6: Final answer
    x = 502,155.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.