Home / 658,177.80-986,100.30-616,187.40

Finding the Fourth Proportional to 658,177.80, 986,100.30 and 616,187.40

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Solution

The fourth proportional to 658,177.80, 986,100.30 and 616,187.40 is: 923,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,177.80 : 986,100.30 = 616,187.40 : x
  2. Step 2: Convert to fraction form
    658,177.80/986,100.30 = 616,187.40/x
  3. Step 3: Cross multiply
    658,177.80x = 986,100.30 × 616,187.40
  4. Step 4: Simplify right side
    658,177.80x = 607,622,579,996.22
  5. Step 5: Solve for x
    x = 607,622,579,996.22/658,177.80
  6. Step 6: Final answer
    x = 923,189.11

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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.