Home / 971,187.73-1,340,337.05-563,414.29

Finding the Fourth Proportional to 971,187.73, 1,340,337.05 and 563,414.29

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Solution

The fourth proportional to 971,187.73, 1,340,337.05 and 563,414.29 is: 777,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,187.73 : 1,340,337.05 = 563,414.29 : x
  2. Step 2: Convert to fraction form
    971,187.73/1,340,337.05 = 563,414.29/x
  3. Step 3: Cross multiply
    971,187.73x = 1,340,337.05 × 563,414.29
  4. Step 4: Simplify right side
    971,187.73x = 755,165,047,386.45
  5. Step 5: Solve for x
    x = 755,165,047,386.45/971,187.73
  6. Step 6: Final answer
    x = 777,568.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.