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Finding the Fourth Proportional to 1,597.13, 2,204.17 and 898.64

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Solution

The fourth proportional to 1,597.13, 2,204.17 and 898.64 is: 1,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.13 : 2,204.17 = 898.64 : x
  2. Step 2: Convert to fraction form
    1,597.13/2,204.17 = 898.64/x
  3. Step 3: Cross multiply
    1,597.13x = 2,204.17 × 898.64
  4. Step 4: Simplify right side
    1,597.13x = 1,980,755.33
  5. Step 5: Solve for x
    x = 1,980,755.33/1,597.13
  6. Step 6: Final answer
    x = 1,240.20

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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.