Home / 589,660.80-884,491.20-579,819.30

Finding the Fourth Proportional to 589,660.80, 884,491.20 and 579,819.30

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Solution

The fourth proportional to 589,660.80, 884,491.20 and 579,819.30 is: 869,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,660.80 : 884,491.20 = 579,819.30 : x
  2. Step 2: Convert to fraction form
    589,660.80/884,491.20 = 579,819.30/x
  3. Step 3: Cross multiply
    589,660.80x = 884,491.20 × 579,819.30
  4. Step 4: Simplify right side
    589,660.80x = 512,845,068,440.16
  5. Step 5: Solve for x
    x = 512,845,068,440.16/589,660.80
  6. Step 6: Final answer
    x = 869,728.95

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Double scale
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Similar ratio
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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.