Home / 406,344.96-607,046.28-263,022.56

Finding the Fourth Proportional to 406,344.96, 607,046.28 and 263,022.56

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Solution

The fourth proportional to 406,344.96, 607,046.28 and 263,022.56 is: 392,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,344.96 : 607,046.28 = 263,022.56 : x
  2. Step 2: Convert to fraction form
    406,344.96/607,046.28 = 263,022.56/x
  3. Step 3: Cross multiply
    406,344.96x = 607,046.28 × 263,022.56
  4. Step 4: Simplify right side
    406,344.96x = 159,666,866,604.08
  5. Step 5: Solve for x
    x = 159,666,866,604.08/406,344.96
  6. Step 6: Final answer
    x = 392,934.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.