Home / 406,007.23-560,240.79-233,981.61

Finding the Fourth Proportional to 406,007.23, 560,240.79 and 233,981.61

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Solution

The fourth proportional to 406,007.23, 560,240.79 and 233,981.61 is: 322,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,007.23 : 560,240.79 = 233,981.61 : x
  2. Step 2: Convert to fraction form
    406,007.23/560,240.79 = 233,981.61/x
  3. Step 3: Cross multiply
    406,007.23x = 560,240.79 × 233,981.61
  4. Step 4: Simplify right side
    406,007.23x = 131,086,042,616.83
  5. Step 5: Solve for x
    x = 131,086,042,616.83/406,007.23
  6. Step 6: Final answer
    x = 322,866.27

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1.5x scale

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.