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Finding the Fourth Proportional to 448,549.52, 672,602.74 and 164,025.58

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Solution

The fourth proportional to 448,549.52, 672,602.74 and 164,025.58 is: 245,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,549.52 : 672,602.74 = 164,025.58 : x
  2. Step 2: Convert to fraction form
    448,549.52/672,602.74 = 164,025.58/x
  3. Step 3: Cross multiply
    448,549.52x = 672,602.74 × 164,025.58
  4. Step 4: Simplify right side
    448,549.52x = 110,324,054,538.09
  5. Step 5: Solve for x
    x = 110,324,054,538.09/448,549.52
  6. Step 6: Final answer
    x = 245,957.36

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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.