Home / 669,047.11-1,003,767.53-269,482.21

Finding the Fourth Proportional to 669,047.11, 1,003,767.53 and 269,482.21

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Solution

The fourth proportional to 669,047.11, 1,003,767.53 and 269,482.21 is: 404,302.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,047.11 : 1,003,767.53 = 269,482.21 : x
  2. Step 2: Convert to fraction form
    669,047.11/1,003,767.53 = 269,482.21/x
  3. Step 3: Cross multiply
    669,047.11x = 1,003,767.53 × 269,482.21
  4. Step 4: Simplify right side
    669,047.11x = 270,497,488,453.81
  5. Step 5: Solve for x
    x = 270,497,488,453.81/669,047.11
  6. Step 6: Final answer
    x = 404,302.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.