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Finding the Fourth Proportional to 654,359.33, 903,006.27 and 363,967.85

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Solution

The fourth proportional to 654,359.33, 903,006.27 and 363,967.85 is: 502,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,359.33 : 903,006.27 = 363,967.85 : x
  2. Step 2: Convert to fraction form
    654,359.33/903,006.27 = 363,967.85/x
  3. Step 3: Cross multiply
    654,359.33x = 903,006.27 × 363,967.85
  4. Step 4: Simplify right side
    654,359.33x = 328,665,246,113.39
  5. Step 5: Solve for x
    x = 328,665,246,113.39/654,359.33
  6. Step 6: Final answer
    x = 502,270.29

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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.