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Finding the Fourth Proportional to 244,643.40, 366,965.10 and 104,675.40

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Solution

The fourth proportional to 244,643.40, 366,965.10 and 104,675.40 is: 157,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,643.40 : 366,965.10 = 104,675.40 : x
  2. Step 2: Convert to fraction form
    244,643.40/366,965.10 = 104,675.40/x
  3. Step 3: Cross multiply
    244,643.40x = 366,965.10 × 104,675.40
  4. Step 4: Simplify right side
    244,643.40x = 38,412,218,628.54
  5. Step 5: Solve for x
    x = 38,412,218,628.54/244,643.40
  6. Step 6: Final answer
    x = 157,013.10

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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.