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Finding the Fourth Proportional to 526,216.40, 788,958.48 and 226,607.12

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Solution

The fourth proportional to 526,216.40, 788,958.48 and 226,607.12 is: 339,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,216.40 : 788,958.48 = 226,607.12 : x
  2. Step 2: Convert to fraction form
    526,216.40/788,958.48 = 226,607.12/x
  3. Step 3: Cross multiply
    526,216.40x = 788,958.48 × 226,607.12
  4. Step 4: Simplify right side
    526,216.40x = 178,783,608,952.38
  5. Step 5: Solve for x
    x = 178,783,608,952.38/526,216.40
  6. Step 6: Final answer
    x = 339,753.02

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1.5x scale

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.