Home / 741,491.01-1,023,251.74-419,264.51

Finding the Fourth Proportional to 741,491.01, 1,023,251.74 and 419,264.51

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Solution

The fourth proportional to 741,491.01, 1,023,251.74 and 419,264.51 is: 578,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,491.01 : 1,023,251.74 = 419,264.51 : x
  2. Step 2: Convert to fraction form
    741,491.01/1,023,251.74 = 419,264.51/x
  3. Step 3: Cross multiply
    741,491.01x = 1,023,251.74 × 419,264.51
  4. Step 4: Simplify right side
    741,491.01x = 429,013,133,213.33
  5. Step 5: Solve for x
    x = 429,013,133,213.33/741,491.01
  6. Step 6: Final answer
    x = 578,581.71

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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.