Home / 867,558.20-1,301,337.30-563,127.80

Finding the Fourth Proportional to 867,558.20, 1,301,337.30 and 563,127.80

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Solution

The fourth proportional to 867,558.20, 1,301,337.30 and 563,127.80 is: 844,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,558.20 : 1,301,337.30 = 563,127.80 : x
  2. Step 2: Convert to fraction form
    867,558.20/1,301,337.30 = 563,127.80/x
  3. Step 3: Cross multiply
    867,558.20x = 1,301,337.30 × 563,127.80
  4. Step 4: Simplify right side
    867,558.20x = 732,819,210,806.94
  5. Step 5: Solve for x
    x = 732,819,210,806.94/867,558.20
  6. Step 6: Final answer
    x = 844,691.70

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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.