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Finding the Fourth Proportional to 341,203.48, 511,870.84 and 130,825.02

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Solution

The fourth proportional to 341,203.48, 511,870.84 and 130,825.02 is: 196,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,203.48 : 511,870.84 = 130,825.02 : x
  2. Step 2: Convert to fraction form
    341,203.48/511,870.84 = 130,825.02/x
  3. Step 3: Cross multiply
    341,203.48x = 511,870.84 × 130,825.02
  4. Step 4: Simplify right side
    341,203.48x = 66,965,512,880.42
  5. Step 5: Solve for x
    x = 66,965,512,880.42/341,203.48
  6. Step 6: Final answer
    x = 196,262.69

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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.