Home / 542,929.71-748,625.68-346,431.87

Finding the Fourth Proportional to 542,929.71, 748,625.68 and 346,431.87

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Solution

The fourth proportional to 542,929.71, 748,625.68 and 346,431.87 is: 477,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,929.71 : 748,625.68 = 346,431.87 : x
  2. Step 2: Convert to fraction form
    542,929.71/748,625.68 = 346,431.87/x
  3. Step 3: Cross multiply
    542,929.71x = 748,625.68 × 346,431.87
  4. Step 4: Simplify right side
    542,929.71x = 259,347,794,252.42
  5. Step 5: Solve for x
    x = 259,347,794,252.42/542,929.71
  6. Step 6: Final answer
    x = 477,682.08

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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.