Home / 1,232,251.65-1,700,446.23-688,279.14

Finding the Fourth Proportional to 1,232,251.65, 1,700,446.23 and 688,279.14

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Solution

The fourth proportional to 1,232,251.65, 1,700,446.23 and 688,279.14 is: 949,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,251.65 : 1,700,446.23 = 688,279.14 : x
  2. Step 2: Convert to fraction form
    1,232,251.65/1,700,446.23 = 688,279.14/x
  3. Step 3: Cross multiply
    1,232,251.65x = 1,700,446.23 × 688,279.14
  4. Step 4: Simplify right side
    1,232,251.65x = 1,170,381,668,800.64
  5. Step 5: Solve for x
    x = 1,170,381,668,800.64/1,232,251.65
  6. Step 6: Final answer
    x = 949,791.12

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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.