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Finding the Fourth Proportional to 1,503.06, 2,248.92 and 887.10

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Solution

The fourth proportional to 1,503.06, 2,248.92 and 887.10 is: 1,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.06 : 2,248.92 = 887.10 : x
  2. Step 2: Convert to fraction form
    1,503.06/2,248.92 = 887.10/x
  3. Step 3: Cross multiply
    1,503.06x = 2,248.92 × 887.10
  4. Step 4: Simplify right side
    1,503.06x = 1,995,016.93
  5. Step 5: Solve for x
    x = 1,995,016.93/1,503.06
  6. Step 6: Final answer
    x = 1,327.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.