Home / 970,560.20-1,455,840.30-498,168.20

Finding the Fourth Proportional to 970,560.20, 1,455,840.30 and 498,168.20

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Solution

The fourth proportional to 970,560.20, 1,455,840.30 and 498,168.20 is: 747,252.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,560.20 : 1,455,840.30 = 498,168.20 : x
  2. Step 2: Convert to fraction form
    970,560.20/1,455,840.30 = 498,168.20/x
  3. Step 3: Cross multiply
    970,560.20x = 1,455,840.30 × 498,168.20
  4. Step 4: Simplify right side
    970,560.20x = 725,253,341,738.46
  5. Step 5: Solve for x
    x = 725,253,341,738.46/970,560.20
  6. Step 6: Final answer
    x = 747,252.30

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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.