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Finding the Fourth Proportional to 359,402.61, 496,134.98 and 232,140.27

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Solution

The fourth proportional to 359,402.61, 496,134.98 and 232,140.27 is: 320,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,402.61 : 496,134.98 = 232,140.27 : x
  2. Step 2: Convert to fraction form
    359,402.61/496,134.98 = 232,140.27/x
  3. Step 3: Cross multiply
    359,402.61x = 496,134.98 × 232,140.27
  4. Step 4: Simplify right side
    359,402.61x = 115,172,907,052.94
  5. Step 5: Solve for x
    x = 115,172,907,052.94/359,402.61
  6. Step 6: Final answer
    x = 320,456.51

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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.