Home / 825,143.36-1,235,126.82-567,472.64

Finding the Fourth Proportional to 825,143.36, 1,235,126.82 and 567,472.64

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Solution

The fourth proportional to 825,143.36, 1,235,126.82 and 567,472.64 is: 849,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,143.36 : 1,235,126.82 = 567,472.64 : x
  2. Step 2: Convert to fraction form
    825,143.36/1,235,126.82 = 567,472.64/x
  3. Step 3: Cross multiply
    825,143.36x = 1,235,126.82 × 567,472.64
  4. Step 4: Simplify right side
    825,143.36x = 700,900,677,280.21
  5. Step 5: Solve for x
    x = 700,900,677,280.21/825,143.36
  6. Step 6: Final answer
    x = 849,428.97

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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.