Home / 526,034.54-788,768.85-272,687.00

Finding the Fourth Proportional to 526,034.54, 788,768.85 and 272,687.00

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Solution

The fourth proportional to 526,034.54, 788,768.85 and 272,687.00 is: 408,883.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,034.54 : 788,768.85 = 272,687.00 : x
  2. Step 2: Convert to fraction form
    526,034.54/788,768.85 = 272,687.00/x
  3. Step 3: Cross multiply
    526,034.54x = 788,768.85 × 272,687.00
  4. Step 4: Simplify right side
    526,034.54x = 215,087,007,456.11
  5. Step 5: Solve for x
    x = 215,087,007,456.11/526,034.54
  6. Step 6: Final answer
    x = 408,883.81

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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.