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Finding the Fourth Proportional to 244,712.72, 366,991.32 and 166,330.64

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Solution

The fourth proportional to 244,712.72, 366,991.32 and 166,330.64 is: 249,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,712.72 : 366,991.32 = 166,330.64 : x
  2. Step 2: Convert to fraction form
    244,712.72/366,991.32 = 166,330.64/x
  3. Step 3: Cross multiply
    244,712.72x = 366,991.32 × 166,330.64
  4. Step 4: Simplify right side
    244,712.72x = 61,041,901,130.04
  5. Step 5: Solve for x
    x = 61,041,901,130.04/244,712.72
  6. Step 6: Final answer
    x = 249,443.11

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Why These Related Problems?

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