Home / 868,005.17-1,197,653.40-523,896.92

Finding the Fourth Proportional to 868,005.17, 1,197,653.40 and 523,896.92

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Solution

The fourth proportional to 868,005.17, 1,197,653.40 and 523,896.92 is: 722,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,005.17 : 1,197,653.40 = 523,896.92 : x
  2. Step 2: Convert to fraction form
    868,005.17/1,197,653.40 = 523,896.92/x
  3. Step 3: Cross multiply
    868,005.17x = 1,197,653.40 × 523,896.92
  4. Step 4: Simplify right side
    868,005.17x = 627,446,921,499.26
  5. Step 5: Solve for x
    x = 627,446,921,499.26/868,005.17
  6. Step 6: Final answer
    x = 722,860.82

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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.