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Finding the Fourth Proportional to 881,430.60, 1,322,145.90 and 804,016.20

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Solution

The fourth proportional to 881,430.60, 1,322,145.90 and 804,016.20 is: 1,206,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,430.60 : 1,322,145.90 = 804,016.20 : x
  2. Step 2: Convert to fraction form
    881,430.60/1,322,145.90 = 804,016.20/x
  3. Step 3: Cross multiply
    881,430.60x = 1,322,145.90 × 804,016.20
  4. Step 4: Simplify right side
    881,430.60x = 1,063,026,722,363.58
  5. Step 5: Solve for x
    x = 1,063,026,722,363.58/881,430.60
  6. Step 6: Final answer
    x = 1,206,024.30

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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.