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Finding the Fourth Proportional to 555,266.16, 832,963.68 and 270,754.56

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Solution

The fourth proportional to 555,266.16, 832,963.68 and 270,754.56 is: 406,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,266.16 : 832,963.68 = 270,754.56 : x
  2. Step 2: Convert to fraction form
    555,266.16/832,963.68 = 270,754.56/x
  3. Step 3: Cross multiply
    555,266.16x = 832,963.68 × 270,754.56
  4. Step 4: Simplify right side
    555,266.16x = 225,528,714,674.38
  5. Step 5: Solve for x
    x = 225,528,714,674.38/555,266.16
  6. Step 6: Final answer
    x = 406,163.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.