Home / 741,648.61-1,023,495.11-454,998.52

Finding the Fourth Proportional to 741,648.61, 1,023,495.11 and 454,998.52

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Solution

The fourth proportional to 741,648.61, 1,023,495.11 and 454,998.52 is: 627,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,648.61 : 1,023,495.11 = 454,998.52 : x
  2. Step 2: Convert to fraction form
    741,648.61/1,023,495.11 = 454,998.52/x
  3. Step 3: Cross multiply
    741,648.61x = 1,023,495.11 × 454,998.52
  4. Step 4: Simplify right side
    741,648.61x = 465,688,760,277.24
  5. Step 5: Solve for x
    x = 465,688,760,277.24/741,648.61
  6. Step 6: Final answer
    x = 627,910.24

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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.