Home / 763,087.50-1,144,653.12-202,122

Finding the Fourth Proportional to 763,087.50, 1,144,653.12 and 202,122

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Solution

The fourth proportional to 763,087.50, 1,144,653.12 and 202,122 is: 303,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,087.50 : 1,144,653.12 = 202,122 : x
  2. Step 2: Convert to fraction form
    763,087.50/1,144,653.12 = 202,122/x
  3. Step 3: Cross multiply
    763,087.50x = 1,144,653.12 × 202,122
  4. Step 4: Simplify right side
    763,087.50x = 231,359,577,920.64
  5. Step 5: Solve for x
    x = 231,359,577,920.64/763,087.50
  6. Step 6: Final answer
    x = 303,188.79

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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.