Home / 732,616.20-1,097,466.30-644,941.80

Finding the Fourth Proportional to 732,616.20, 1,097,466.30 and 644,941.80

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Solution

The fourth proportional to 732,616.20, 1,097,466.30 and 644,941.80 is: 966,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,616.20 : 1,097,466.30 = 644,941.80 : x
  2. Step 2: Convert to fraction form
    732,616.20/1,097,466.30 = 644,941.80/x
  3. Step 3: Cross multiply
    732,616.20x = 1,097,466.30 × 644,941.80
  4. Step 4: Simplify right side
    732,616.20x = 707,801,890,961.34
  5. Step 5: Solve for x
    x = 707,801,890,961.34/732,616.20
  6. Step 6: Final answer
    x = 966,129.18

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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.