Home / 938,832.59-1,295,589.33-509,112.61

Finding the Fourth Proportional to 938,832.59, 1,295,589.33 and 509,112.61

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Solution

The fourth proportional to 938,832.59, 1,295,589.33 and 509,112.61 is: 702,575.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,832.59 : 1,295,589.33 = 509,112.61 : x
  2. Step 2: Convert to fraction form
    938,832.59/1,295,589.33 = 509,112.61/x
  3. Step 3: Cross multiply
    938,832.59x = 1,295,589.33 × 509,112.61
  4. Step 4: Simplify right side
    938,832.59x = 659,600,862,045.48
  5. Step 5: Solve for x
    x = 659,600,862,045.48/938,832.59
  6. Step 6: Final answer
    x = 702,575.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.