Home / 579,721.30-869,733.15-224,746.90

Finding the Fourth Proportional to 579,721.30, 869,733.15 and 224,746.90

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Solution

The fourth proportional to 579,721.30, 869,733.15 and 224,746.90 is: 337,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,721.30 : 869,733.15 = 224,746.90 : x
  2. Step 2: Convert to fraction form
    579,721.30/869,733.15 = 224,746.90/x
  3. Step 3: Cross multiply
    579,721.30x = 869,733.15 × 224,746.90
  4. Step 4: Simplify right side
    579,721.30x = 195,469,829,289.74
  5. Step 5: Solve for x
    x = 195,469,829,289.74/579,721.30
  6. Step 6: Final answer
    x = 337,178.97

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1.5x scale

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.