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Finding the Fourth Proportional to 359,967.16, 539,950.74 and 93,726.92

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Solution

The fourth proportional to 359,967.16, 539,950.74 and 93,726.92 is: 140,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,967.16 : 539,950.74 = 93,726.92 : x
  2. Step 2: Convert to fraction form
    359,967.16/539,950.74 = 93,726.92/x
  3. Step 3: Cross multiply
    359,967.16x = 539,950.74 × 93,726.92
  4. Step 4: Simplify right side
    359,967.16x = 50,607,919,811.92
  5. Step 5: Solve for x
    x = 50,607,919,811.92/359,967.16
  6. Step 6: Final answer
    x = 140,590.38

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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.