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Finding the Fourth Proportional to 247,907.88, 372,007.58 and 98,162.60

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Solution

The fourth proportional to 247,907.88, 372,007.58 and 98,162.60 is: 147,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,907.88 : 372,007.58 = 98,162.60 : x
  2. Step 2: Convert to fraction form
    247,907.88/372,007.58 = 98,162.60/x
  3. Step 3: Cross multiply
    247,907.88x = 372,007.58 × 98,162.60
  4. Step 4: Simplify right side
    247,907.88x = 36,517,231,272.51
  5. Step 5: Solve for x
    x = 36,517,231,272.51/247,907.88
  6. Step 6: Final answer
    x = 147,301.62

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1.5x scale

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.