Home / 377,015.32-520,284.82-204,934.04

Finding the Fourth Proportional to 377,015.32, 520,284.82 and 204,934.04

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Solution

The fourth proportional to 377,015.32, 520,284.82 and 204,934.04 is: 282,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,015.32 : 520,284.82 = 204,934.04 : x
  2. Step 2: Convert to fraction form
    377,015.32/520,284.82 = 204,934.04/x
  3. Step 3: Cross multiply
    377,015.32x = 520,284.82 × 204,934.04
  4. Step 4: Simplify right side
    377,015.32x = 106,624,070,113.27
  5. Step 5: Solve for x
    x = 106,624,070,113.27/377,015.32
  6. Step 6: Final answer
    x = 282,810.97

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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.