Home / 971,714.28-1,340,962.20-541,994.08

Finding the Fourth Proportional to 971,714.28, 1,340,962.20 and 541,994.08

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Solution

The fourth proportional to 971,714.28, 1,340,962.20 and 541,994.08 is: 747,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,714.28 : 1,340,962.20 = 541,994.08 : x
  2. Step 2: Convert to fraction form
    971,714.28/1,340,962.20 = 541,994.08/x
  3. Step 3: Cross multiply
    971,714.28x = 1,340,962.20 × 541,994.08
  4. Step 4: Simplify right side
    971,714.28x = 726,793,573,903.78
  5. Step 5: Solve for x
    x = 726,793,573,903.78/971,714.28
  6. Step 6: Final answer
    x = 747,949.87

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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.