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Finding the Fourth Proportional to 3,009.34, 4,513.59 and 929.41

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Solution

The fourth proportional to 3,009.34, 4,513.59 and 929.41 is: 1,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.34 : 4,513.59 = 929.41 : x
  2. Step 2: Convert to fraction form
    3,009.34/4,513.59 = 929.41/x
  3. Step 3: Cross multiply
    3,009.34x = 4,513.59 × 929.41
  4. Step 4: Simplify right side
    3,009.34x = 4,194,959.75
  5. Step 5: Solve for x
    x = 4,194,959.75/3,009.34
  6. Step 6: Final answer
    x = 1,393.98

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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.