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Finding the Fourth Proportional to 539,117.70, 808,676.55 and 165,092.10

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Solution

The fourth proportional to 539,117.70, 808,676.55 and 165,092.10 is: 247,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,117.70 : 808,676.55 = 165,092.10 : x
  2. Step 2: Convert to fraction form
    539,117.70/808,676.55 = 165,092.10/x
  3. Step 3: Cross multiply
    539,117.70x = 808,676.55 × 165,092.10
  4. Step 4: Simplify right side
    539,117.70x = 133,506,109,860.26
  5. Step 5: Solve for x
    x = 133,506,109,860.26/539,117.70
  6. Step 6: Final answer
    x = 247,638.15

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Similar ratio
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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.