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Finding the Fourth Proportional to 268,185.63, 401,614.11 and 183,653.28

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Solution

The fourth proportional to 268,185.63, 401,614.11 and 183,653.28 is: 275,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,185.63 : 401,614.11 = 183,653.28 : x
  2. Step 2: Convert to fraction form
    268,185.63/401,614.11 = 183,653.28/x
  3. Step 3: Cross multiply
    268,185.63x = 401,614.11 × 183,653.28
  4. Step 4: Simplify right side
    268,185.63x = 73,757,748,595.78
  5. Step 5: Solve for x
    x = 73,757,748,595.78/268,185.63
  6. Step 6: Final answer
    x = 275,024.98

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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.