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Finding the Fourth Proportional to 2,059.10, 3,088.96 and 760.46

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Solution

The fourth proportional to 2,059.10, 3,088.96 and 760.46 is: 1,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.10 : 3,088.96 = 760.46 : x
  2. Step 2: Convert to fraction form
    2,059.10/3,088.96 = 760.46/x
  3. Step 3: Cross multiply
    2,059.10x = 3,088.96 × 760.46
  4. Step 4: Simplify right side
    2,059.10x = 2,349,030.52
  5. Step 5: Solve for x
    x = 2,349,030.52/2,059.10
  6. Step 6: Final answer
    x = 1,140.80

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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.