Home / 447,144.63-617,220.09-265,856.13

Finding the Fourth Proportional to 447,144.63, 617,220.09 and 265,856.13

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Solution

The fourth proportional to 447,144.63, 617,220.09 and 265,856.13 is: 366,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,144.63 : 617,220.09 = 265,856.13 : x
  2. Step 2: Convert to fraction form
    447,144.63/617,220.09 = 265,856.13/x
  3. Step 3: Cross multiply
    447,144.63x = 617,220.09 × 265,856.13
  4. Step 4: Simplify right side
    447,144.63x = 164,091,741,399.55
  5. Step 5: Solve for x
    x = 164,091,741,399.55/447,144.63
  6. Step 6: Final answer
    x = 366,976.88

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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.