Home / 638,794.38-957,064.05-569,291.52

Finding the Fourth Proportional to 638,794.38, 957,064.05 and 569,291.52

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Solution

The fourth proportional to 638,794.38, 957,064.05 and 569,291.52 is: 852,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,794.38 : 957,064.05 = 569,291.52 : x
  2. Step 2: Convert to fraction form
    638,794.38/957,064.05 = 569,291.52/x
  3. Step 3: Cross multiply
    638,794.38x = 957,064.05 × 569,291.52
  4. Step 4: Simplify right side
    638,794.38x = 544,848,447,761.86
  5. Step 5: Solve for x
    x = 544,848,447,761.86/638,794.38
  6. Step 6: Final answer
    x = 852,932.44

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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.