Home / 597,421.28-824,440.92-329,149.28

Finding the Fourth Proportional to 597,421.28, 824,440.92 and 329,149.28

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Solution

The fourth proportional to 597,421.28, 824,440.92 and 329,149.28 is: 454,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,421.28 : 824,440.92 = 329,149.28 : x
  2. Step 2: Convert to fraction form
    597,421.28/824,440.92 = 329,149.28/x
  3. Step 3: Cross multiply
    597,421.28x = 824,440.92 × 329,149.28
  4. Step 4: Simplify right side
    597,421.28x = 271,364,135,220.54
  5. Step 5: Solve for x
    x = 271,364,135,220.54/597,421.28
  6. Step 6: Final answer
    x = 454,225.76

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Double scale
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1.5x scale

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.