Home / 638,326.29-957,522.24-165,015.75

Finding the Fourth Proportional to 638,326.29, 957,522.24 and 165,015.75

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Solution

The fourth proportional to 638,326.29, 957,522.24 and 165,015.75 is: 247,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,326.29 : 957,522.24 = 165,015.75 : x
  2. Step 2: Convert to fraction form
    638,326.29/957,522.24 = 165,015.75/x
  3. Step 3: Cross multiply
    638,326.29x = 957,522.24 × 165,015.75
  4. Step 4: Simplify right side
    638,326.29x = 158,006,250,575.28
  5. Step 5: Solve for x
    x = 158,006,250,575.28/638,326.29
  6. Step 6: Final answer
    x = 247,532.11

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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.