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Finding the Fourth Proportional to 652,478.04, 978,714.90 and 179,163.72

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Solution

The fourth proportional to 652,478.04, 978,714.90 and 179,163.72 is: 268,744.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,478.04 : 978,714.90 = 179,163.72 : x
  2. Step 2: Convert to fraction form
    652,478.04/978,714.90 = 179,163.72/x
  3. Step 3: Cross multiply
    652,478.04x = 978,714.90 × 179,163.72
  4. Step 4: Simplify right side
    652,478.04x = 175,350,202,303.43
  5. Step 5: Solve for x
    x = 175,350,202,303.43/652,478.04
  6. Step 6: Final answer
    x = 268,744.99

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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.