Home / 676,249.20-933,252.96-374,443.20

Finding the Fourth Proportional to 676,249.20, 933,252.96 and 374,443.20

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Solution

The fourth proportional to 676,249.20, 933,252.96 and 374,443.20 is: 516,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,249.20 : 933,252.96 = 374,443.20 : x
  2. Step 2: Convert to fraction form
    676,249.20/933,252.96 = 374,443.20/x
  3. Step 3: Cross multiply
    676,249.20x = 933,252.96 × 374,443.20
  4. Step 4: Simplify right side
    676,249.20x = 349,450,224,751.87
  5. Step 5: Solve for x
    x = 349,450,224,751.87/676,249.20
  6. Step 6: Final answer
    x = 516,747.71

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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.