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Finding the Fourth Proportional to 359,794.72, 539,641.28 and 197,739.28

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Solution

The fourth proportional to 359,794.72, 539,641.28 and 197,739.28 is: 296,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,794.72 : 539,641.28 = 197,739.28 : x
  2. Step 2: Convert to fraction form
    359,794.72/539,641.28 = 197,739.28/x
  3. Step 3: Cross multiply
    359,794.72x = 539,641.28 × 197,739.28
  4. Step 4: Simplify right side
    359,794.72x = 106,708,278,165.48
  5. Step 5: Solve for x
    x = 106,708,278,165.48/359,794.72
  6. Step 6: Final answer
    x = 296,581.00

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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.