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Finding the Fourth Proportional to 539,173.50, 808,689.98 and 160,086.62

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Solution

The fourth proportional to 539,173.50, 808,689.98 and 160,086.62 is: 240,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,173.50 : 808,689.98 = 160,086.62 : x
  2. Step 2: Convert to fraction form
    539,173.50/808,689.98 = 160,086.62/x
  3. Step 3: Cross multiply
    539,173.50x = 808,689.98 × 160,086.62
  4. Step 4: Simplify right side
    539,173.50x = 129,460,441,482.62
  5. Step 5: Solve for x
    x = 129,460,441,482.62/539,173.50
  6. Step 6: Final answer
    x = 240,109.06

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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.