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Finding the Fourth Proportional to 354,150.64, 488,713.60 and 193,002.24

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Solution

The fourth proportional to 354,150.64, 488,713.60 and 193,002.24 is: 266,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,150.64 : 488,713.60 = 193,002.24 : x
  2. Step 2: Convert to fraction form
    354,150.64/488,713.60 = 193,002.24/x
  3. Step 3: Cross multiply
    354,150.64x = 488,713.60 × 193,002.24
  4. Step 4: Simplify right side
    354,150.64x = 94,322,819,518.46
  5. Step 5: Solve for x
    x = 94,322,819,518.46/354,150.64
  6. Step 6: Final answer
    x = 266,335.31

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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.