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Finding the Fourth Proportional to 244,566.70, 337,358.74 and 153,778.80

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Solution

The fourth proportional to 244,566.70, 337,358.74 and 153,778.80 is: 212,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,566.70 : 337,358.74 = 153,778.80 : x
  2. Step 2: Convert to fraction form
    244,566.70/337,358.74 = 153,778.80/x
  3. Step 3: Cross multiply
    244,566.70x = 337,358.74 × 153,778.80
  4. Step 4: Simplify right side
    244,566.70x = 51,878,622,206.71
  5. Step 5: Solve for x
    x = 51,878,622,206.71/244,566.70
  6. Step 6: Final answer
    x = 212,124.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.