Home / 971,566.89-1,340,779.55-541,800.87

Finding the Fourth Proportional to 971,566.89, 1,340,779.55 and 541,800.87

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Solution

The fourth proportional to 971,566.89, 1,340,779.55 and 541,800.87 is: 747,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,566.89 : 1,340,779.55 = 541,800.87 : x
  2. Step 2: Convert to fraction form
    971,566.89/1,340,779.55 = 541,800.87/x
  3. Step 3: Cross multiply
    971,566.89x = 1,340,779.55 × 541,800.87
  4. Step 4: Simplify right side
    971,566.89x = 726,435,523,959.20
  5. Step 5: Solve for x
    x = 726,435,523,959.20/971,566.89
  6. Step 6: Final answer
    x = 747,694.81

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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.