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Finding the Fourth Proportional to 253,162.44, 349,398.90 and 152,541

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Solution

The fourth proportional to 253,162.44, 349,398.90 and 152,541 is: 210,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,162.44 : 349,398.90 = 152,541 : x
  2. Step 2: Convert to fraction form
    253,162.44/349,398.90 = 152,541/x
  3. Step 3: Cross multiply
    253,162.44x = 349,398.90 × 152,541
  4. Step 4: Simplify right side
    253,162.44x = 53,297,657,604.90
  5. Step 5: Solve for x
    x = 53,297,657,604.90/253,162.44
  6. Step 6: Final answer
    x = 210,527.51

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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.