Home / 447,185.73-617,060.17-302,306.66

Finding the Fourth Proportional to 447,185.73, 617,060.17 and 302,306.66

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Solution

The fourth proportional to 447,185.73, 617,060.17 and 302,306.66 is: 417,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,185.73 : 617,060.17 = 302,306.66 : x
  2. Step 2: Convert to fraction form
    447,185.73/617,060.17 = 302,306.66/x
  3. Step 3: Cross multiply
    447,185.73x = 617,060.17 × 302,306.66
  4. Step 4: Simplify right side
    447,185.73x = 186,541,399,011.73
  5. Step 5: Solve for x
    x = 186,541,399,011.73/447,185.73
  6. Step 6: Final answer
    x = 417,145.24

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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.