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Finding the Fourth Proportional to 454,351.47, 627,009.34 and 250,409.88

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Solution

The fourth proportional to 454,351.47, 627,009.34 and 250,409.88 is: 345,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,351.47 : 627,009.34 = 250,409.88 : x
  2. Step 2: Convert to fraction form
    454,351.47/627,009.34 = 250,409.88/x
  3. Step 3: Cross multiply
    454,351.47x = 627,009.34 × 250,409.88
  4. Step 4: Simplify right side
    454,351.47x = 157,009,330,453.23
  5. Step 5: Solve for x
    x = 157,009,330,453.23/454,351.47
  6. Step 6: Final answer
    x = 345,568.00

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1.5x scale

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.