Home / 418,645.24-577,712.92-237,369.40

Finding the Fourth Proportional to 418,645.24, 577,712.92 and 237,369.40

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Solution

The fourth proportional to 418,645.24, 577,712.92 and 237,369.40 is: 327,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,645.24 : 577,712.92 = 237,369.40 : x
  2. Step 2: Convert to fraction form
    418,645.24/577,712.92 = 237,369.40/x
  3. Step 3: Cross multiply
    418,645.24x = 577,712.92 × 237,369.40
  4. Step 4: Simplify right side
    418,645.24x = 137,131,369,192.65
  5. Step 5: Solve for x
    x = 137,131,369,192.65/418,645.24
  6. Step 6: Final answer
    x = 327,559.84

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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.