Home / 418,933.91-578,030.42-237,604.07

Finding the Fourth Proportional to 418,933.91, 578,030.42 and 237,604.07

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Solution

The fourth proportional to 418,933.91, 578,030.42 and 237,604.07 is: 327,837.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,933.91 : 578,030.42 = 237,604.07 : x
  2. Step 2: Convert to fraction form
    418,933.91/578,030.42 = 237,604.07/x
  3. Step 3: Cross multiply
    418,933.91x = 578,030.42 × 237,604.07
  4. Step 4: Simplify right side
    418,933.91x = 137,342,376,297.64
  5. Step 5: Solve for x
    x = 137,342,376,297.64/418,933.91
  6. Step 6: Final answer
    x = 327,837.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.