Home / 756,163.20-1,134,244.80-567,206.40

Finding the Fourth Proportional to 756,163.20, 1,134,244.80 and 567,206.40

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Solution

The fourth proportional to 756,163.20, 1,134,244.80 and 567,206.40 is: 850,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,163.20 : 1,134,244.80 = 567,206.40 : x
  2. Step 2: Convert to fraction form
    756,163.20/1,134,244.80 = 567,206.40/x
  3. Step 3: Cross multiply
    756,163.20x = 1,134,244.80 × 567,206.40
  4. Step 4: Simplify right side
    756,163.20x = 643,350,909,726.72
  5. Step 5: Solve for x
    x = 643,350,909,726.72/756,163.20
  6. Step 6: Final answer
    x = 850,809.60

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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.