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Finding the Fourth Proportional to 1,472.92, 2,032.60 and 883.44

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Solution

The fourth proportional to 1,472.92, 2,032.60 and 883.44 is: 1,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.92 : 2,032.60 = 883.44 : x
  2. Step 2: Convert to fraction form
    1,472.92/2,032.60 = 883.44/x
  3. Step 3: Cross multiply
    1,472.92x = 2,032.60 × 883.44
  4. Step 4: Simplify right side
    1,472.92x = 1,795,680.14
  5. Step 5: Solve for x
    x = 1,795,680.14/1,472.92
  6. Step 6: Final answer
    x = 1,219.13

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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.