Home / 756,432.88-1,043,546.72-541,494.56

Finding the Fourth Proportional to 756,432.88, 1,043,546.72 and 541,494.56

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Solution

The fourth proportional to 756,432.88, 1,043,546.72 and 541,494.56 is: 747,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,432.88 : 1,043,546.72 = 541,494.56 : x
  2. Step 2: Convert to fraction form
    756,432.88/1,043,546.72 = 541,494.56/x
  3. Step 3: Cross multiply
    756,432.88x = 1,043,546.72 × 541,494.56
  4. Step 4: Simplify right side
    756,432.88x = 565,074,871,985.84
  5. Step 5: Solve for x
    x = 565,074,871,985.84/756,432.88
  6. Step 6: Final answer
    x = 747,025.79

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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.