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Finding the Fourth Proportional to 1,710.66, 2,360.97 and 1,012.26

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Solution

The fourth proportional to 1,710.66, 2,360.97 and 1,012.26 is: 1,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.66 : 2,360.97 = 1,012.26 : x
  2. Step 2: Convert to fraction form
    1,710.66/2,360.97 = 1,012.26/x
  3. Step 3: Cross multiply
    1,710.66x = 2,360.97 × 1,012.26
  4. Step 4: Simplify right side
    1,710.66x = 2,389,915.49
  5. Step 5: Solve for x
    x = 2,389,915.49/1,710.66
  6. Step 6: Final answer
    x = 1,397.07

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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.