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Finding the Fourth Proportional to 1,758.96, 2,427.06 and 1,013.16

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Solution

The fourth proportional to 1,758.96, 2,427.06 and 1,013.16 is: 1,397.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.96 : 2,427.06 = 1,013.16 : x
  2. Step 2: Convert to fraction form
    1,758.96/2,427.06 = 1,013.16/x
  3. Step 3: Cross multiply
    1,758.96x = 2,427.06 × 1,013.16
  4. Step 4: Simplify right side
    1,758.96x = 2,459,000.11
  5. Step 5: Solve for x
    x = 2,459,000.11/1,758.96
  6. Step 6: Final answer
    x = 1,397.99

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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.