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Finding the Fourth Proportional to 2,100.88, 2,898.30 and 1,471.51

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Solution

The fourth proportional to 2,100.88, 2,898.30 and 1,471.51 is: 2,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100.88 : 2,898.30 = 1,471.51 : x
  2. Step 2: Convert to fraction form
    2,100.88/2,898.30 = 1,471.51/x
  3. Step 3: Cross multiply
    2,100.88x = 2,898.30 × 1,471.51
  4. Step 4: Simplify right side
    2,100.88x = 4,264,877.43
  5. Step 5: Solve for x
    x = 4,264,877.43/2,100.88
  6. Step 6: Final answer
    x = 2,030.04

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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.