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Finding the Fourth Proportional to 539,026.30, 808,539.45 and 165,000.70

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Solution

The fourth proportional to 539,026.30, 808,539.45 and 165,000.70 is: 247,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,026.30 : 808,539.45 = 165,000.70 : x
  2. Step 2: Convert to fraction form
    539,026.30/808,539.45 = 165,000.70/x
  3. Step 3: Cross multiply
    539,026.30x = 808,539.45 × 165,000.70
  4. Step 4: Simplify right side
    539,026.30x = 133,409,575,227.62
  5. Step 5: Solve for x
    x = 133,409,575,227.62/539,026.30
  6. Step 6: Final answer
    x = 247,501.05

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Similar ratio
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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.