Home / 971,600.58-1,340,811.18-541,908.54

Finding the Fourth Proportional to 971,600.58, 1,340,811.18 and 541,908.54

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Solution

The fourth proportional to 971,600.58, 1,340,811.18 and 541,908.54 is: 747,835.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,600.58 : 1,340,811.18 = 541,908.54 : x
  2. Step 2: Convert to fraction form
    971,600.58/1,340,811.18 = 541,908.54/x
  3. Step 3: Cross multiply
    971,600.58x = 1,340,811.18 × 541,908.54
  4. Step 4: Simplify right side
    971,600.58x = 726,597,028,969.48
  5. Step 5: Solve for x
    x = 726,597,028,969.48/971,600.58
  6. Step 6: Final answer
    x = 747,835.11

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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.