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Finding the Fourth Proportional to 359,751.72, 539,533.62 and 106,964.14

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Solution

The fourth proportional to 359,751.72, 539,533.62 and 106,964.14 is: 160,418.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,751.72 : 539,533.62 = 106,964.14 : x
  2. Step 2: Convert to fraction form
    359,751.72/539,533.62 = 106,964.14/x
  3. Step 3: Cross multiply
    359,751.72x = 539,533.62 × 106,964.14
  4. Step 4: Simplify right side
    359,751.72x = 57,710,749,664.39
  5. Step 5: Solve for x
    x = 57,710,749,664.39/359,751.72
  6. Step 6: Final answer
    x = 160,418.27

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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.