Home / 927,635.28-1,391,433.18-253,716.60

Finding the Fourth Proportional to 927,635.28, 1,391,433.18 and 253,716.60

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Solution

The fourth proportional to 927,635.28, 1,391,433.18 and 253,716.60 is: 380,569.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,635.28 : 1,391,433.18 = 253,716.60 : x
  2. Step 2: Convert to fraction form
    927,635.28/1,391,433.18 = 253,716.60/x
  3. Step 3: Cross multiply
    927,635.28x = 1,391,433.18 × 253,716.60
  4. Step 4: Simplify right side
    927,635.28x = 353,029,695,556.79
  5. Step 5: Solve for x
    x = 353,029,695,556.79/927,635.28
  6. Step 6: Final answer
    x = 380,569.50

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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.