Home / 996,529.20-1,391,991.60-996,529.20

Finding the Fourth Proportional to 996,529.20, 1,391,991.60 and 996,529.20

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Solution

The fourth proportional to 996,529.20, 1,391,991.60 and 996,529.20 is: 1,391,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,529.20 : 1,391,991.60 = 996,529.20 : x
  2. Step 2: Convert to fraction form
    996,529.20/1,391,991.60 = 996,529.20/x
  3. Step 3: Cross multiply
    996,529.20x = 1,391,991.60 × 996,529.20
  4. Step 4: Simplify right side
    996,529.20x = 1,387,160,275,554.72
  5. Step 5: Solve for x
    x = 1,387,160,275,554.72/996,529.20
  6. Step 6: Final answer
    x = 1,391,991.60

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.