Home / 540,887.28-746,401.68-295,868.04

Finding the Fourth Proportional to 540,887.28, 746,401.68 and 295,868.04

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Solution

The fourth proportional to 540,887.28, 746,401.68 and 295,868.04 is: 408,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,887.28 : 746,401.68 = 295,868.04 : x
  2. Step 2: Convert to fraction form
    540,887.28/746,401.68 = 295,868.04/x
  3. Step 3: Cross multiply
    540,887.28x = 746,401.68 × 295,868.04
  4. Step 4: Simplify right side
    540,887.28x = 220,836,402,114.31
  5. Step 5: Solve for x
    x = 220,836,402,114.31/540,887.28
  6. Step 6: Final answer
    x = 408,285.44

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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.