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Finding the Fourth Proportional to 377,249.58, 520,607.91 and 205,169.17

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Solution

The fourth proportional to 377,249.58, 520,607.91 and 205,169.17 is: 283,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,249.58 : 520,607.91 = 205,169.17 : x
  2. Step 2: Convert to fraction form
    377,249.58/520,607.91 = 205,169.17/x
  3. Step 3: Cross multiply
    377,249.58x = 520,607.91 × 205,169.17
  4. Step 4: Simplify right side
    377,249.58x = 106,812,694,210.28
  5. Step 5: Solve for x
    x = 106,812,694,210.28/377,249.58
  6. Step 6: Final answer
    x = 283,135.36

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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.