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Finding the Fourth Proportional to 250,627.60, 375,921.48 and 100,762.24

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Solution

The fourth proportional to 250,627.60, 375,921.48 and 100,762.24 is: 151,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,627.60 : 375,921.48 = 100,762.24 : x
  2. Step 2: Convert to fraction form
    250,627.60/375,921.48 = 100,762.24/x
  3. Step 3: Cross multiply
    250,627.60x = 375,921.48 × 100,762.24
  4. Step 4: Simplify right side
    250,627.60x = 37,878,690,388.92
  5. Step 5: Solve for x
    x = 37,878,690,388.92/250,627.60
  6. Step 6: Final answer
    x = 151,135.35

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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.