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Finding the Fourth Proportional to 2,492.95, 3,440.16 and 1,373.86

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Solution

The fourth proportional to 2,492.95, 3,440.16 and 1,373.86 is: 1,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.95 : 3,440.16 = 1,373.86 : x
  2. Step 2: Convert to fraction form
    2,492.95/3,440.16 = 1,373.86/x
  3. Step 3: Cross multiply
    2,492.95x = 3,440.16 × 1,373.86
  4. Step 4: Simplify right side
    2,492.95x = 4,726,298.22
  5. Step 5: Solve for x
    x = 4,726,298.22/2,492.95
  6. Step 6: Final answer
    x = 1,895.87

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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.