Home / 588,117.52-812,705.48-480,648.36

Finding the Fourth Proportional to 588,117.52, 812,705.48 and 480,648.36

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Solution

The fourth proportional to 588,117.52, 812,705.48 and 480,648.36 is: 664,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,117.52 : 812,705.48 = 480,648.36 : x
  2. Step 2: Convert to fraction form
    588,117.52/812,705.48 = 480,648.36/x
  3. Step 3: Cross multiply
    588,117.52x = 812,705.48 × 480,648.36
  4. Step 4: Simplify right side
    588,117.52x = 390,625,556,125.01
  5. Step 5: Solve for x
    x = 390,625,556,125.01/588,117.52
  6. Step 6: Final answer
    x = 664,196.43

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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.