Home / 867,555.20-1,301,332.80-563,124.80

Finding the Fourth Proportional to 867,555.20, 1,301,332.80 and 563,124.80

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Solution

The fourth proportional to 867,555.20, 1,301,332.80 and 563,124.80 is: 844,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,555.20 : 1,301,332.80 = 563,124.80 : x
  2. Step 2: Convert to fraction form
    867,555.20/1,301,332.80 = 563,124.80/x
  3. Step 3: Cross multiply
    867,555.20x = 1,301,332.80 × 563,124.80
  4. Step 4: Simplify right side
    867,555.20x = 732,812,772,733.44
  5. Step 5: Solve for x
    x = 732,812,772,733.44/867,555.20
  6. Step 6: Final answer
    x = 844,687.20

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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.