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Finding the Fourth Proportional to 526,508.32, 790,488.24 and 448,126.24

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Solution

The fourth proportional to 526,508.32, 790,488.24 and 448,126.24 is: 672,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,508.32 : 790,488.24 = 448,126.24 : x
  2. Step 2: Convert to fraction form
    526,508.32/790,488.24 = 448,126.24/x
  3. Step 3: Cross multiply
    526,508.32x = 790,488.24 × 448,126.24
  4. Step 4: Simplify right side
    526,508.32x = 354,238,522,755.42
  5. Step 5: Solve for x
    x = 354,238,522,755.42/526,508.32
  6. Step 6: Final answer
    x = 672,807.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.