Home / 756,064.80-1,132,930.80-655,754.40

Finding the Fourth Proportional to 756,064.80, 1,132,930.80 and 655,754.40

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Solution

The fourth proportional to 756,064.80, 1,132,930.80 and 655,754.40 is: 982,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,064.80 : 1,132,930.80 = 655,754.40 : x
  2. Step 2: Convert to fraction form
    756,064.80/1,132,930.80 = 655,754.40/x
  3. Step 3: Cross multiply
    756,064.80x = 1,132,930.80 × 655,754.40
  4. Step 4: Simplify right side
    756,064.80x = 742,924,356,995.52
  5. Step 5: Solve for x
    x = 742,924,356,995.52/756,064.80
  6. Step 6: Final answer
    x = 982,619.95

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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.