Home / 763,915.24-1,140,265.49-707,617

Finding the Fourth Proportional to 763,915.24, 1,140,265.49 and 707,617

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Solution

The fourth proportional to 763,915.24, 1,140,265.49 and 707,617 is: 1,056,231.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,915.24 : 1,140,265.49 = 707,617 : x
  2. Step 2: Convert to fraction form
    763,915.24/1,140,265.49 = 707,617/x
  3. Step 3: Cross multiply
    763,915.24x = 1,140,265.49 × 707,617
  4. Step 4: Simplify right side
    763,915.24x = 806,871,245,237.33
  5. Step 5: Solve for x
    x = 806,871,245,237.33/763,915.24
  6. Step 6: Final answer
    x = 1,056,231.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.