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Finding the Fourth Proportional to 539,165.80, 808,748.70 and 184,061.80

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Solution

The fourth proportional to 539,165.80, 808,748.70 and 184,061.80 is: 276,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,165.80 : 808,748.70 = 184,061.80 : x
  2. Step 2: Convert to fraction form
    539,165.80/808,748.70 = 184,061.80/x
  3. Step 3: Cross multiply
    539,165.80x = 808,748.70 × 184,061.80
  4. Step 4: Simplify right side
    539,165.80x = 148,859,741,469.66
  5. Step 5: Solve for x
    x = 148,859,741,469.66/539,165.80
  6. Step 6: Final answer
    x = 276,092.70

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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.