Home / 451,471.40-623,037.52-247,540.92

Finding the Fourth Proportional to 451,471.40, 623,037.52 and 247,540.92

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Solution

The fourth proportional to 451,471.40, 623,037.52 and 247,540.92 is: 341,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,471.40 : 623,037.52 = 247,540.92 : x
  2. Step 2: Convert to fraction form
    451,471.40/623,037.52 = 247,540.92/x
  3. Step 3: Cross multiply
    451,471.40x = 623,037.52 × 247,540.92
  4. Step 4: Simplify right side
    451,471.40x = 154,227,280,895.32
  5. Step 5: Solve for x
    x = 154,227,280,895.32/451,471.40
  6. Step 6: Final answer
    x = 341,610.30

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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.