Home / 941,680.20-1,412,520.30-872,560.20

Finding the Fourth Proportional to 941,680.20, 1,412,520.30 and 872,560.20

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Solution

The fourth proportional to 941,680.20, 1,412,520.30 and 872,560.20 is: 1,308,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,680.20 : 1,412,520.30 = 872,560.20 : x
  2. Step 2: Convert to fraction form
    941,680.20/1,412,520.30 = 872,560.20/x
  3. Step 3: Cross multiply
    941,680.20x = 1,412,520.30 × 872,560.20
  4. Step 4: Simplify right side
    941,680.20x = 1,232,508,995,472.06
  5. Step 5: Solve for x
    x = 1,232,508,995,472.06/941,680.20
  6. Step 6: Final answer
    x = 1,308,840.30

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Half scale
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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.