Home / 971,655.55-1,340,886.56-541,963.51

Finding the Fourth Proportional to 971,655.55, 1,340,886.56 and 541,963.51

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Solution

The fourth proportional to 971,655.55, 1,340,886.56 and 541,963.51 is: 747,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,655.55 : 1,340,886.56 = 541,963.51 : x
  2. Step 2: Convert to fraction form
    971,655.55/1,340,886.56 = 541,963.51/x
  3. Step 3: Cross multiply
    971,655.55x = 1,340,886.56 × 541,963.51
  4. Step 4: Simplify right side
    971,655.55x = 726,711,580,507.39
  5. Step 5: Solve for x
    x = 726,711,580,507.39/971,655.55
  6. Step 6: Final answer
    x = 747,910.70

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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.