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Finding the Fourth Proportional to 650,847.60, 976,271.40 and 230,068.80

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Solution

The fourth proportional to 650,847.60, 976,271.40 and 230,068.80 is: 345,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,847.60 : 976,271.40 = 230,068.80 : x
  2. Step 2: Convert to fraction form
    650,847.60/976,271.40 = 230,068.80/x
  3. Step 3: Cross multiply
    650,847.60x = 976,271.40 × 230,068.80
  4. Step 4: Simplify right side
    650,847.60x = 224,609,589,472.32
  5. Step 5: Solve for x
    x = 224,609,589,472.32/650,847.60
  6. Step 6: Final answer
    x = 345,103.20

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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.