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Finding the Fourth Proportional to 605,614.92, 836,083.80 and 363,956.28

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Solution

The fourth proportional to 605,614.92, 836,083.80 and 363,956.28 is: 502,461.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,614.92 : 836,083.80 = 363,956.28 : x
  2. Step 2: Convert to fraction form
    605,614.92/836,083.80 = 363,956.28/x
  3. Step 3: Cross multiply
    605,614.92x = 836,083.80 × 363,956.28
  4. Step 4: Simplify right side
    605,614.92x = 304,297,949,616.26
  5. Step 5: Solve for x
    x = 304,297,949,616.26/605,614.92
  6. Step 6: Final answer
    x = 502,461.12

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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.