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Finding the Fourth Proportional to 539,778.29, 808,781.22 and 184,598.55

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Solution

The fourth proportional to 539,778.29, 808,781.22 and 184,598.55 is: 276,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,778.29 : 808,781.22 = 184,598.55 : x
  2. Step 2: Convert to fraction form
    539,778.29/808,781.22 = 184,598.55/x
  3. Step 3: Cross multiply
    539,778.29x = 808,781.22 × 184,598.55
  4. Step 4: Simplify right side
    539,778.29x = 149,299,840,479.23
  5. Step 5: Solve for x
    x = 149,299,840,479.23/539,778.29
  6. Step 6: Final answer
    x = 276,594.75

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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.