Home / 495,962.26-743,663.22-453,643.78

Finding the Fourth Proportional to 495,962.26, 743,663.22 and 453,643.78

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Solution

The fourth proportional to 495,962.26, 743,663.22 and 453,643.78 is: 680,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,962.26 : 743,663.22 = 453,643.78 : x
  2. Step 2: Convert to fraction form
    495,962.26/743,663.22 = 453,643.78/x
  3. Step 3: Cross multiply
    495,962.26x = 743,663.22 × 453,643.78
  4. Step 4: Simplify right side
    495,962.26x = 337,358,194,167.77
  5. Step 5: Solve for x
    x = 337,358,194,167.77/495,962.26
  6. Step 6: Final answer
    x = 680,209.41

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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.