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Finding the Fourth Proportional to 2,903.52, 4,354.86 and 929.37

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Solution

The fourth proportional to 2,903.52, 4,354.86 and 929.37 is: 1,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.52 : 4,354.86 = 929.37 : x
  2. Step 2: Convert to fraction form
    2,903.52/4,354.86 = 929.37/x
  3. Step 3: Cross multiply
    2,903.52x = 4,354.86 × 929.37
  4. Step 4: Simplify right side
    2,903.52x = 4,047,276.24
  5. Step 5: Solve for x
    x = 4,047,276.24/2,903.52
  6. Step 6: Final answer
    x = 1,393.92

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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.