Home / 656,362.20-984,543.30-157,726.20

Finding the Fourth Proportional to 656,362.20, 984,543.30 and 157,726.20

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Solution

The fourth proportional to 656,362.20, 984,543.30 and 157,726.20 is: 236,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,362.20 : 984,543.30 = 157,726.20 : x
  2. Step 2: Convert to fraction form
    656,362.20/984,543.30 = 157,726.20/x
  3. Step 3: Cross multiply
    656,362.20x = 984,543.30 × 157,726.20
  4. Step 4: Simplify right side
    656,362.20x = 155,288,273,444.46
  5. Step 5: Solve for x
    x = 155,288,273,444.46/656,362.20
  6. Step 6: Final answer
    x = 236,589.30

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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.