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Finding the Fourth Proportional to 539,105.80, 808,658.70 and 184,001.80

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Solution

The fourth proportional to 539,105.80, 808,658.70 and 184,001.80 is: 276,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,105.80 : 808,658.70 = 184,001.80 : x
  2. Step 2: Convert to fraction form
    539,105.80/808,658.70 = 184,001.80/x
  3. Step 3: Cross multiply
    539,105.80x = 808,658.70 × 184,001.80
  4. Step 4: Simplify right side
    539,105.80x = 148,794,656,385.66
  5. Step 5: Solve for x
    x = 148,794,656,385.66/539,105.80
  6. Step 6: Final answer
    x = 276,002.70

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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.