Home / 715,964.94-1,073,947.01-210,530.12

Finding the Fourth Proportional to 715,964.94, 1,073,947.01 and 210,530.12

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Solution

The fourth proportional to 715,964.94, 1,073,947.01 and 210,530.12 is: 315,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,964.94 : 1,073,947.01 = 210,530.12 : x
  2. Step 2: Convert to fraction form
    715,964.94/1,073,947.01 = 210,530.12/x
  3. Step 3: Cross multiply
    715,964.94x = 1,073,947.01 × 210,530.12
  4. Step 4: Simplify right side
    715,964.94x = 226,098,186,466.56
  5. Step 5: Solve for x
    x = 226,098,186,466.56/715,964.94
  6. Step 6: Final answer
    x = 315,795.05

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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.