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Finding the Fourth Proportional to 2,898.55, 4,347.98 and 1,340.01

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Solution

The fourth proportional to 2,898.55, 4,347.98 and 1,340.01 is: 2,010.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.55 : 4,347.98 = 1,340.01 : x
  2. Step 2: Convert to fraction form
    2,898.55/4,347.98 = 1,340.01/x
  3. Step 3: Cross multiply
    2,898.55x = 4,347.98 × 1,340.01
  4. Step 4: Simplify right side
    2,898.55x = 5,826,335.00
  5. Step 5: Solve for x
    x = 5,826,335.00/2,898.55
  6. Step 6: Final answer
    x = 2,010.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.