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Finding the Fourth Proportional to 462,367.20, 693,412.56 and 240,630.24

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Solution

The fourth proportional to 462,367.20, 693,412.56 and 240,630.24 is: 360,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,367.20 : 693,412.56 = 240,630.24 : x
  2. Step 2: Convert to fraction form
    462,367.20/693,412.56 = 240,630.24/x
  3. Step 3: Cross multiply
    462,367.20x = 693,412.56 × 240,630.24
  4. Step 4: Simplify right side
    462,367.20x = 166,856,030,731.81
  5. Step 5: Solve for x
    x = 166,856,030,731.81/462,367.20
  6. Step 6: Final answer
    x = 360,873.42

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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.