Home / 756,353.88-1,043,437.68-541,415.52

Finding the Fourth Proportional to 756,353.88, 1,043,437.68 and 541,415.52

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Solution

The fourth proportional to 756,353.88, 1,043,437.68 and 541,415.52 is: 746,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,353.88 : 1,043,437.68 = 541,415.52 : x
  2. Step 2: Convert to fraction form
    756,353.88/1,043,437.68 = 541,415.52/x
  3. Step 3: Cross multiply
    756,353.88x = 1,043,437.68 × 541,415.52
  4. Step 4: Simplify right side
    756,353.88x = 564,933,354,104.79
  5. Step 5: Solve for x
    x = 564,933,354,104.79/756,353.88
  6. Step 6: Final answer
    x = 746,916.71

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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.