Home / 659,191.50-988,882.01-203,818.26

Finding the Fourth Proportional to 659,191.50, 988,882.01 and 203,818.26

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Solution

The fourth proportional to 659,191.50, 988,882.01 and 203,818.26 is: 305,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,191.50 : 988,882.01 = 203,818.26 : x
  2. Step 2: Convert to fraction form
    659,191.50/988,882.01 = 203,818.26/x
  3. Step 3: Cross multiply
    659,191.50x = 988,882.01 × 203,818.26
  4. Step 4: Simplify right side
    659,191.50x = 201,552,210,623.50
  5. Step 5: Solve for x
    x = 201,552,210,623.50/659,191.50
  6. Step 6: Final answer
    x = 305,756.69

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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.