Home / 657,298.76-986,057.11-230,723.90

Finding the Fourth Proportional to 657,298.76, 986,057.11 and 230,723.90

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Solution

The fourth proportional to 657,298.76, 986,057.11 and 230,723.90 is: 346,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,298.76 : 986,057.11 = 230,723.90 : x
  2. Step 2: Convert to fraction form
    657,298.76/986,057.11 = 230,723.90/x
  3. Step 3: Cross multiply
    657,298.76x = 986,057.11 × 230,723.90
  4. Step 4: Simplify right side
    657,298.76x = 227,506,943,930.26
  5. Step 5: Solve for x
    x = 227,506,943,930.26/657,298.76
  6. Step 6: Final answer
    x = 346,124.10

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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.