Home / 345,359.04-517,082.01-176,515.76

Finding the Fourth Proportional to 345,359.04, 517,082.01 and 176,515.76

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Solution

The fourth proportional to 345,359.04, 517,082.01 and 176,515.76 is: 264,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,359.04 : 517,082.01 = 176,515.76 : x
  2. Step 2: Convert to fraction form
    345,359.04/517,082.01 = 176,515.76/x
  3. Step 3: Cross multiply
    345,359.04x = 517,082.01 × 176,515.76
  4. Step 4: Simplify right side
    345,359.04x = 91,273,121,392.07
  5. Step 5: Solve for x
    x = 91,273,121,392.07/345,359.04
  6. Step 6: Final answer
    x = 264,284.73

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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.