Home / 447,727.32-617,843.03-243,777.62

Finding the Fourth Proportional to 447,727.32, 617,843.03 and 243,777.62

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Solution

The fourth proportional to 447,727.32, 617,843.03 and 243,777.62 is: 336,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,727.32 : 617,843.03 = 243,777.62 : x
  2. Step 2: Convert to fraction form
    447,727.32/617,843.03 = 243,777.62/x
  3. Step 3: Cross multiply
    447,727.32x = 617,843.03 × 243,777.62
  4. Step 4: Simplify right side
    447,727.32x = 150,616,303,712.71
  5. Step 5: Solve for x
    x = 150,616,303,712.71/447,727.32
  6. Step 6: Final answer
    x = 336,401.86

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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.