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Finding the Fourth Proportional to 1,460.52, 2,014.38 and 870.93

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Solution

The fourth proportional to 1,460.52, 2,014.38 and 870.93 is: 1,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.52 : 2,014.38 = 870.93 : x
  2. Step 2: Convert to fraction form
    1,460.52/2,014.38 = 870.93/x
  3. Step 3: Cross multiply
    1,460.52x = 2,014.38 × 870.93
  4. Step 4: Simplify right side
    1,460.52x = 1,754,383.97
  5. Step 5: Solve for x
    x = 1,754,383.97/1,460.52
  6. Step 6: Final answer
    x = 1,201.21

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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.