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Finding the Fourth Proportional to 247,224.90, 370,837.35 and 69,729.60

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Solution

The fourth proportional to 247,224.90, 370,837.35 and 69,729.60 is: 104,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,224.90 : 370,837.35 = 69,729.60 : x
  2. Step 2: Convert to fraction form
    247,224.90/370,837.35 = 69,729.60/x
  3. Step 3: Cross multiply
    247,224.90x = 370,837.35 × 69,729.60
  4. Step 4: Simplify right side
    247,224.90x = 25,858,340,080.56
  5. Step 5: Solve for x
    x = 25,858,340,080.56/247,224.90
  6. Step 6: Final answer
    x = 104,594.40

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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.