Home / 659,191.77-988,788.06-238,369.23

Finding the Fourth Proportional to 659,191.77, 988,788.06 and 238,369.23

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Solution

The fourth proportional to 659,191.77, 988,788.06 and 238,369.23 is: 357,553.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,191.77 : 988,788.06 = 238,369.23 : x
  2. Step 2: Convert to fraction form
    659,191.77/988,788.06 = 238,369.23/x
  3. Step 3: Cross multiply
    659,191.77x = 988,788.06 × 238,369.23
  4. Step 4: Simplify right side
    659,191.77x = 235,696,648,495.39
  5. Step 5: Solve for x
    x = 235,696,648,495.39/659,191.77
  6. Step 6: Final answer
    x = 357,553.99

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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.