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Finding the Fourth Proportional to 425,573.52, 587,126.64 and 244,219.92

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Solution

The fourth proportional to 425,573.52, 587,126.64 and 244,219.92 is: 336,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,573.52 : 587,126.64 = 244,219.92 : x
  2. Step 2: Convert to fraction form
    425,573.52/587,126.64 = 244,219.92/x
  3. Step 3: Cross multiply
    425,573.52x = 587,126.64 × 244,219.92
  4. Step 4: Simplify right side
    425,573.52x = 143,388,021,050.67
  5. Step 5: Solve for x
    x = 143,388,021,050.67/425,573.52
  6. Step 6: Final answer
    x = 336,928.91

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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.