Home / 977,115.49-1,348,419.51-541,560.96

Finding the Fourth Proportional to 977,115.49, 1,348,419.51 and 541,560.96

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Solution

The fourth proportional to 977,115.49, 1,348,419.51 and 541,560.96 is: 747,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,115.49 : 1,348,419.51 = 541,560.96 : x
  2. Step 2: Convert to fraction form
    977,115.49/1,348,419.51 = 541,560.96/x
  3. Step 3: Cross multiply
    977,115.49x = 1,348,419.51 × 541,560.96
  4. Step 4: Simplify right side
    977,115.49x = 730,251,364,318.33
  5. Step 5: Solve for x
    x = 730,251,364,318.33/977,115.49
  6. Step 6: Final answer
    x = 747,354.20

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1.5x scale

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.