Home / 732,613.20-1,097,461.80-644,938.80

Finding the Fourth Proportional to 732,613.20, 1,097,461.80 and 644,938.80

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Solution

The fourth proportional to 732,613.20, 1,097,461.80 and 644,938.80 is: 966,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,613.20 : 1,097,461.80 = 644,938.80 : x
  2. Step 2: Convert to fraction form
    732,613.20/1,097,461.80 = 644,938.80/x
  3. Step 3: Cross multiply
    732,613.20x = 1,097,461.80 × 644,938.80
  4. Step 4: Simplify right side
    732,613.20x = 707,795,696,337.84
  5. Step 5: Solve for x
    x = 707,795,696,337.84/732,613.20
  6. Step 6: Final answer
    x = 966,124.68

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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.