Home / 495,563.43-683,819.49-291,569.47

Finding the Fourth Proportional to 495,563.43, 683,819.49 and 291,569.47

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Solution

The fourth proportional to 495,563.43, 683,819.49 and 291,569.47 is: 402,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,563.43 : 683,819.49 = 291,569.47 : x
  2. Step 2: Convert to fraction form
    495,563.43/683,819.49 = 291,569.47/x
  3. Step 3: Cross multiply
    495,563.43x = 683,819.49 × 291,569.47
  4. Step 4: Simplify right side
    495,563.43x = 199,380,886,274.97
  5. Step 5: Solve for x
    x = 199,380,886,274.97/495,563.43
  6. Step 6: Final answer
    x = 402,331.72

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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.