Home / 712,024.93-982,621.43-406,151.11

Finding the Fourth Proportional to 712,024.93, 982,621.43 and 406,151.11

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Solution

The fourth proportional to 712,024.93, 982,621.43 and 406,151.11 is: 560,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,024.93 : 982,621.43 = 406,151.11 : x
  2. Step 2: Convert to fraction form
    712,024.93/982,621.43 = 406,151.11/x
  3. Step 3: Cross multiply
    712,024.93x = 982,621.43 × 406,151.11
  4. Step 4: Simplify right side
    712,024.93x = 399,092,785,224.88
  5. Step 5: Solve for x
    x = 399,092,785,224.88/712,024.93
  6. Step 6: Final answer
    x = 560,503.95

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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.