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Finding the Fourth Proportional to 359,756.24, 539,540.33 and 106,968.65

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Solution

The fourth proportional to 359,756.24, 539,540.33 and 106,968.65 is: 160,425.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,756.24 : 539,540.33 = 106,968.65 : x
  2. Step 2: Convert to fraction form
    359,756.24/539,540.33 = 106,968.65/x
  3. Step 3: Cross multiply
    359,756.24x = 539,540.33 × 106,968.65
  4. Step 4: Simplify right side
    359,756.24x = 57,713,897,488.11
  5. Step 5: Solve for x
    x = 57,713,897,488.11/359,756.24
  6. Step 6: Final answer
    x = 160,425.01

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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.