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Finding the Fourth Proportional to 534,119.43, 801,368.70 and 179,132.88

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Solution

The fourth proportional to 534,119.43, 801,368.70 and 179,132.88 is: 268,762.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,119.43 : 801,368.70 = 179,132.88 : x
  2. Step 2: Convert to fraction form
    534,119.43/801,368.70 = 179,132.88/x
  3. Step 3: Cross multiply
    534,119.43x = 801,368.70 × 179,132.88
  4. Step 4: Simplify right side
    534,119.43x = 143,551,483,172.86
  5. Step 5: Solve for x
    x = 143,551,483,172.86/534,119.43
  6. Step 6: Final answer
    x = 268,762.89

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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.