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Finding the Fourth Proportional to 1,932,575.54, 2,899,219.68 and 635,800.90

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Solution

The fourth proportional to 1,932,575.54, 2,899,219.68 and 635,800.90 is: 953,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,575.54 : 2,899,219.68 = 635,800.90 : x
  2. Step 2: Convert to fraction form
    1,932,575.54/2,899,219.68 = 635,800.90/x
  3. Step 3: Cross multiply
    1,932,575.54x = 2,899,219.68 × 635,800.90
  4. Step 4: Simplify right side
    1,932,575.54x = 1,843,326,477,544.16
  5. Step 5: Solve for x
    x = 1,843,326,477,544.16/1,932,575.54
  6. Step 6: Final answer
    x = 953,818.59

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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.