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Finding the Fourth Proportional to 448,532, 672,798 and 182,437.28

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Solution

The fourth proportional to 448,532, 672,798 and 182,437.28 is: 273,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,532 : 672,798 = 182,437.28 : x
  2. Step 2: Convert to fraction form
    448,532/672,798 = 182,437.28/x
  3. Step 3: Cross multiply
    448,532x = 672,798 × 182,437.28
  4. Step 4: Simplify right side
    448,532x = 122,743,437,109.44
  5. Step 5: Solve for x
    x = 122,743,437,109.44/448,532
  6. Step 6: Final answer
    x = 273,655.92

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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.