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Finding the Fourth Proportional to 1,738.08, 2,398.55 and 952.11

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Solution

The fourth proportional to 1,738.08, 2,398.55 and 952.11 is: 1,313.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.08 : 2,398.55 = 952.11 : x
  2. Step 2: Convert to fraction form
    1,738.08/2,398.55 = 952.11/x
  3. Step 3: Cross multiply
    1,738.08x = 2,398.55 × 952.11
  4. Step 4: Simplify right side
    1,738.08x = 2,283,678.68
  5. Step 5: Solve for x
    x = 2,283,678.68/1,738.08
  6. Step 6: Final answer
    x = 1,313.91

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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.