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Finding the Fourth Proportional to 359,398.35, 496,129.13 and 232,136.01

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Solution

The fourth proportional to 359,398.35, 496,129.13 and 232,136.01 is: 320,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,398.35 : 496,129.13 = 232,136.01 : x
  2. Step 2: Convert to fraction form
    359,398.35/496,129.13 = 232,136.01/x
  3. Step 3: Cross multiply
    359,398.35x = 496,129.13 × 232,136.01
  4. Step 4: Simplify right side
    359,398.35x = 115,169,436,682.97
  5. Step 5: Solve for x
    x = 115,169,436,682.97/359,398.35
  6. Step 6: Final answer
    x = 320,450.66

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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.