Home / 866,554.13-1,195,822.33-479,359.46

Finding the Fourth Proportional to 866,554.13, 1,195,822.33 and 479,359.46

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Solution

The fourth proportional to 866,554.13, 1,195,822.33 and 479,359.46 is: 661,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,554.13 : 1,195,822.33 = 479,359.46 : x
  2. Step 2: Convert to fraction form
    866,554.13/1,195,822.33 = 479,359.46/x
  3. Step 3: Cross multiply
    866,554.13x = 1,195,822.33 × 479,359.46
  4. Step 4: Simplify right side
    866,554.13x = 573,228,748,155.90
  5. Step 5: Solve for x
    x = 573,228,748,155.90/866,554.13
  6. Step 6: Final answer
    x = 661,503.68

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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.