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Finding the Fourth Proportional to 448,555.63, 672,665.77 and 182,226.42

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Solution

The fourth proportional to 448,555.63, 672,665.77 and 182,226.42 is: 273,271.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,555.63 : 672,665.77 = 182,226.42 : x
  2. Step 2: Convert to fraction form
    448,555.63/672,665.77 = 182,226.42/x
  3. Step 3: Cross multiply
    448,555.63x = 672,665.77 × 182,226.42
  4. Step 4: Simplify right side
    448,555.63x = 122,577,475,123.64
  5. Step 5: Solve for x
    x = 122,577,475,123.64/448,555.63
  6. Step 6: Final answer
    x = 273,271.51

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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.