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Finding the Fourth Proportional to 653,249.86, 901,454.35 and 362,880.25

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Solution

The fourth proportional to 653,249.86, 901,454.35 and 362,880.25 is: 500,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,249.86 : 901,454.35 = 362,880.25 : x
  2. Step 2: Convert to fraction form
    653,249.86/901,454.35 = 362,880.25/x
  3. Step 3: Cross multiply
    653,249.86x = 901,454.35 × 362,880.25
  4. Step 4: Simplify right side
    653,249.86x = 327,119,979,891.59
  5. Step 5: Solve for x
    x = 327,119,979,891.59/653,249.86
  6. Step 6: Final answer
    x = 500,757.83

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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.