Home / 588,119.52-812,708.24-480,650.36

Finding the Fourth Proportional to 588,119.52, 812,708.24 and 480,650.36

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Solution

The fourth proportional to 588,119.52, 812,708.24 and 480,650.36 is: 664,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,119.52 : 812,708.24 = 480,650.36 : x
  2. Step 2: Convert to fraction form
    588,119.52/812,708.24 = 480,650.36/x
  3. Step 3: Cross multiply
    588,119.52x = 812,708.24 × 480,650.36
  4. Step 4: Simplify right side
    588,119.52x = 390,628,508,130.97
  5. Step 5: Solve for x
    x = 390,628,508,130.97/588,119.52
  6. Step 6: Final answer
    x = 664,199.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.