Home / 521,282.52-781,988.16-184,253.66

Finding the Fourth Proportional to 521,282.52, 781,988.16 and 184,253.66

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Solution

The fourth proportional to 521,282.52, 781,988.16 and 184,253.66 is: 276,403.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,282.52 : 781,988.16 = 184,253.66 : x
  2. Step 2: Convert to fraction form
    521,282.52/781,988.16 = 184,253.66/x
  3. Step 3: Cross multiply
    521,282.52x = 781,988.16 × 184,253.66
  4. Step 4: Simplify right side
    521,282.52x = 144,084,180,556.67
  5. Step 5: Solve for x
    x = 144,084,180,556.67/521,282.52
  6. Step 6: Final answer
    x = 276,403.25

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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.