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Finding the Fourth Proportional to 341,042.27, 511,561.36 and 88,322.12

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Solution

The fourth proportional to 341,042.27, 511,561.36 and 88,322.12 is: 132,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,042.27 : 511,561.36 = 88,322.12 : x
  2. Step 2: Convert to fraction form
    341,042.27/511,561.36 = 88,322.12/x
  3. Step 3: Cross multiply
    341,042.27x = 511,561.36 × 88,322.12
  4. Step 4: Simplify right side
    341,042.27x = 45,182,184,610.80
  5. Step 5: Solve for x
    x = 45,182,184,610.80/341,042.27
  6. Step 6: Final answer
    x = 132,482.65

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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.