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Finding the Fourth Proportional to 349,618.44, 524,184.66 and 178,507.56

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Solution

The fourth proportional to 349,618.44, 524,184.66 and 178,507.56 is: 267,637.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,618.44 : 524,184.66 = 178,507.56 : x
  2. Step 2: Convert to fraction form
    349,618.44/524,184.66 = 178,507.56/x
  3. Step 3: Cross multiply
    349,618.44x = 524,184.66 × 178,507.56
  4. Step 4: Simplify right side
    349,618.44x = 93,570,924,646.03
  5. Step 5: Solve for x
    x = 93,570,924,646.03/349,618.44
  6. Step 6: Final answer
    x = 267,637.27

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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.