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Finding the Fourth Proportional to 502,677.83, 754,553.91 and 203,354.07

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Solution

The fourth proportional to 502,677.83, 754,553.91 and 203,354.07 is: 305,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,677.83 : 754,553.91 = 203,354.07 : x
  2. Step 2: Convert to fraction form
    502,677.83/754,553.91 = 203,354.07/x
  3. Step 3: Cross multiply
    502,677.83x = 754,553.91 × 203,354.07
  4. Step 4: Simplify right side
    502,677.83x = 153,441,608,632.91
  5. Step 5: Solve for x
    x = 153,441,608,632.91/502,677.83
  6. Step 6: Final answer
    x = 305,248.41

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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.