Home / 514,154.43-709,540.35-296,242.66

Finding the Fourth Proportional to 514,154.43, 709,540.35 and 296,242.66

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Solution

The fourth proportional to 514,154.43, 709,540.35 and 296,242.66 is: 408,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,154.43 : 709,540.35 = 296,242.66 : x
  2. Step 2: Convert to fraction form
    514,154.43/709,540.35 = 296,242.66/x
  3. Step 3: Cross multiply
    514,154.43x = 709,540.35 × 296,242.66
  4. Step 4: Simplify right side
    514,154.43x = 210,196,118,887.48
  5. Step 5: Solve for x
    x = 210,196,118,887.48/514,154.43
  6. Step 6: Final answer
    x = 408,819.04

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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.