Home / 447,110.26-617,006.18-243,156.76

Finding the Fourth Proportional to 447,110.26, 617,006.18 and 243,156.76

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Solution

The fourth proportional to 447,110.26, 617,006.18 and 243,156.76 is: 335,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,110.26 : 617,006.18 = 243,156.76 : x
  2. Step 2: Convert to fraction form
    447,110.26/617,006.18 = 243,156.76/x
  3. Step 3: Cross multiply
    447,110.26x = 617,006.18 × 243,156.76
  4. Step 4: Simplify right side
    447,110.26x = 150,029,223,628.78
  5. Step 5: Solve for x
    x = 150,029,223,628.78/447,110.26
  6. Step 6: Final answer
    x = 335,553.08

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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.