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Finding the Fourth Proportional to 1,597.36, 2,204.32 and 898.76

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Solution

The fourth proportional to 1,597.36, 2,204.32 and 898.76 is: 1,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.36 : 2,204.32 = 898.76 : x
  2. Step 2: Convert to fraction form
    1,597.36/2,204.32 = 898.76/x
  3. Step 3: Cross multiply
    1,597.36x = 2,204.32 × 898.76
  4. Step 4: Simplify right side
    1,597.36x = 1,981,154.64
  5. Step 5: Solve for x
    x = 1,981,154.64/1,597.36
  6. Step 6: Final answer
    x = 1,240.27

Related Problems

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Half scale
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Double scale
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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.