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Finding the Fourth Proportional to 359,671.32, 539,614.98 and 170,276.04

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Solution

The fourth proportional to 359,671.32, 539,614.98 and 170,276.04 is: 255,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,671.32 : 539,614.98 = 170,276.04 : x
  2. Step 2: Convert to fraction form
    359,671.32/539,614.98 = 170,276.04/x
  3. Step 3: Cross multiply
    359,671.32x = 539,614.98 × 170,276.04
  4. Step 4: Simplify right side
    359,671.32x = 91,883,501,919.08
  5. Step 5: Solve for x
    x = 91,883,501,919.08/359,671.32
  6. Step 6: Final answer
    x = 255,465.19

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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.