Home / 756,045.80-1,132,902.30-655,735.40

Finding the Fourth Proportional to 756,045.80, 1,132,902.30 and 655,735.40

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Solution

The fourth proportional to 756,045.80, 1,132,902.30 and 655,735.40 is: 982,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,045.80 : 1,132,902.30 = 655,735.40 : x
  2. Step 2: Convert to fraction form
    756,045.80/1,132,902.30 = 655,735.40/x
  3. Step 3: Cross multiply
    756,045.80x = 1,132,902.30 × 655,735.40
  4. Step 4: Simplify right side
    756,045.80x = 742,884,142,851.42
  5. Step 5: Solve for x
    x = 742,884,142,851.42/756,045.80
  6. Step 6: Final answer
    x = 982,591.46

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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.