Home / 724,947.60-1,000,024.20-673,630.32

Finding the Fourth Proportional to 724,947.60, 1,000,024.20 and 673,630.32

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Solution

The fourth proportional to 724,947.60, 1,000,024.20 and 673,630.32 is: 929,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,947.60 : 1,000,024.20 = 673,630.32 : x
  2. Step 2: Convert to fraction form
    724,947.60/1,000,024.20 = 673,630.32/x
  3. Step 3: Cross multiply
    724,947.60x = 1,000,024.20 × 673,630.32
  4. Step 4: Simplify right side
    724,947.60x = 673,646,621,853.74
  5. Step 5: Solve for x
    x = 673,646,621,853.74/724,947.60
  6. Step 6: Final answer
    x = 929,234.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.