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Finding the Fourth Proportional to 359,745.51, 539,619.89 and 93,487.17

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Solution

The fourth proportional to 359,745.51, 539,619.89 and 93,487.17 is: 140,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,745.51 : 539,619.89 = 93,487.17 : x
  2. Step 2: Convert to fraction form
    359,745.51/539,619.89 = 93,487.17/x
  3. Step 3: Cross multiply
    359,745.51x = 539,619.89 × 93,487.17
  4. Step 4: Simplify right side
    359,745.51x = 50,447,535,924.38
  5. Step 5: Solve for x
    x = 50,447,535,924.38/359,745.51
  6. Step 6: Final answer
    x = 140,231.18

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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.