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Finding the Fourth Proportional to 1,904.76, 2,627.87 and 1,346.18

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Solution

The fourth proportional to 1,904.76, 2,627.87 and 1,346.18 is: 1,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.76 : 2,627.87 = 1,346.18 : x
  2. Step 2: Convert to fraction form
    1,904.76/2,627.87 = 1,346.18/x
  3. Step 3: Cross multiply
    1,904.76x = 2,627.87 × 1,346.18
  4. Step 4: Simplify right side
    1,904.76x = 3,537,566.17
  5. Step 5: Solve for x
    x = 3,537,566.17/1,904.76
  6. Step 6: Final answer
    x = 1,857.22

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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.