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Finding the Fourth Proportional to 1,755.54, 2,390.18 and 1,750.05

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Solution

The fourth proportional to 1,755.54, 2,390.18 and 1,750.05 is: 2,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.54 : 2,390.18 = 1,750.05 : x
  2. Step 2: Convert to fraction form
    1,755.54/2,390.18 = 1,750.05/x
  3. Step 3: Cross multiply
    1,755.54x = 2,390.18 × 1,750.05
  4. Step 4: Simplify right side
    1,755.54x = 4,182,925.76
  5. Step 5: Solve for x
    x = 4,182,925.76/1,755.54
  6. Step 6: Final answer
    x = 2,382.70

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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.