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Finding the Fourth Proportional to 1,460.34, 2,014.86 and 870.48

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Solution

The fourth proportional to 1,460.34, 2,014.86 and 870.48 is: 1,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.34 : 2,014.86 = 870.48 : x
  2. Step 2: Convert to fraction form
    1,460.34/2,014.86 = 870.48/x
  3. Step 3: Cross multiply
    1,460.34x = 2,014.86 × 870.48
  4. Step 4: Simplify right side
    1,460.34x = 1,753,895.33
  5. Step 5: Solve for x
    x = 1,753,895.33/1,460.34
  6. Step 6: Final answer
    x = 1,201.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.