Home / 756,053.30-1,132,913.55-655,742.90

Finding the Fourth Proportional to 756,053.30, 1,132,913.55 and 655,742.90

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Solution

The fourth proportional to 756,053.30, 1,132,913.55 and 655,742.90 is: 982,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,053.30 : 1,132,913.55 = 655,742.90 : x
  2. Step 2: Convert to fraction form
    756,053.30/1,132,913.55 = 655,742.90/x
  3. Step 3: Cross multiply
    756,053.30x = 1,132,913.55 × 655,742.90
  4. Step 4: Simplify right side
    756,053.30x = 742,900,016,726.30
  5. Step 5: Solve for x
    x = 742,900,016,726.30/756,053.30
  6. Step 6: Final answer
    x = 982,602.70

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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.