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Finding the Fourth Proportional to 354,060.64, 488,597.52 and 192,917.02

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Solution

The fourth proportional to 354,060.64, 488,597.52 and 192,917.02 is: 266,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,060.64 : 488,597.52 = 192,917.02 : x
  2. Step 2: Convert to fraction form
    354,060.64/488,597.52 = 192,917.02/x
  3. Step 3: Cross multiply
    354,060.64x = 488,597.52 × 192,917.02
  4. Step 4: Simplify right side
    354,060.64x = 94,258,775,094.80
  5. Step 5: Solve for x
    x = 94,258,775,094.80/354,060.64
  6. Step 6: Final answer
    x = 266,222.12

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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.