Home / 913,294.40-1,370,330.40-576,593.60

Finding the Fourth Proportional to 913,294.40, 1,370,330.40 and 576,593.60

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Solution

The fourth proportional to 913,294.40, 1,370,330.40 and 576,593.60 is: 865,135.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,294.40 : 1,370,330.40 = 576,593.60 : x
  2. Step 2: Convert to fraction form
    913,294.40/1,370,330.40 = 576,593.60/x
  3. Step 3: Cross multiply
    913,294.40x = 1,370,330.40 × 576,593.60
  4. Step 4: Simplify right side
    913,294.40x = 790,123,738,525.44
  5. Step 5: Solve for x
    x = 790,123,738,525.44/913,294.40
  6. Step 6: Final answer
    x = 865,135.86

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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.