Home / 451,248.30-622,557.90-269,965.44

Finding the Fourth Proportional to 451,248.30, 622,557.90 and 269,965.44

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Solution

The fourth proportional to 451,248.30, 622,557.90 and 269,965.44 is: 372,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,248.30 : 622,557.90 = 269,965.44 : x
  2. Step 2: Convert to fraction form
    451,248.30/622,557.90 = 269,965.44/x
  3. Step 3: Cross multiply
    451,248.30x = 622,557.90 × 269,965.44
  4. Step 4: Simplify right side
    451,248.30x = 168,069,117,398.98
  5. Step 5: Solve for x
    x = 168,069,117,398.98/451,248.30
  6. Step 6: Final answer
    x = 372,453.74

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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.