Home / 540,581.38-746,120.73-314,357.38

Finding the Fourth Proportional to 540,581.38, 746,120.73 and 314,357.38

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Solution

The fourth proportional to 540,581.38, 746,120.73 and 314,357.38 is: 433,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,581.38 : 746,120.73 = 314,357.38 : x
  2. Step 2: Convert to fraction form
    540,581.38/746,120.73 = 314,357.38/x
  3. Step 3: Cross multiply
    540,581.38x = 746,120.73 × 314,357.38
  4. Step 4: Simplify right side
    540,581.38x = 234,548,557,846.49
  5. Step 5: Solve for x
    x = 234,548,557,846.49/540,581.38
  6. Step 6: Final answer
    x = 433,882.05

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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.