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Finding the Fourth Proportional to 343,256.00, 514,891.49 and 241,638.80

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Solution

The fourth proportional to 343,256.00, 514,891.49 and 241,638.80 is: 362,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,256.00 : 514,891.49 = 241,638.80 : x
  2. Step 2: Convert to fraction form
    343,256.00/514,891.49 = 241,638.80/x
  3. Step 3: Cross multiply
    343,256.00x = 514,891.49 × 241,638.80
  4. Step 4: Simplify right side
    343,256.00x = 124,417,757,991.16
  5. Step 5: Solve for x
    x = 124,417,757,991.16/343,256.00
  6. Step 6: Final answer
    x = 362,463.47

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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.