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Finding the Fourth Proportional to 359,603.62, 539,415.15 and 93,358.24

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Solution

The fourth proportional to 359,603.62, 539,415.15 and 93,358.24 is: 140,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,603.62 : 539,415.15 = 93,358.24 : x
  2. Step 2: Convert to fraction form
    359,603.62/539,415.15 = 93,358.24/x
  3. Step 3: Cross multiply
    359,603.62x = 539,415.15 × 93,358.24
  4. Step 4: Simplify right side
    359,603.62x = 50,358,849,033.34
  5. Step 5: Solve for x
    x = 50,358,849,033.34/359,603.62
  6. Step 6: Final answer
    x = 140,039.88

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1.5x scale

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.