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Finding the Fourth Proportional to 325,014.78, 448,562.68 and 181,804.52

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Solution

The fourth proportional to 325,014.78, 448,562.68 and 181,804.52 is: 250,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,014.78 : 448,562.68 = 181,804.52 : x
  2. Step 2: Convert to fraction form
    325,014.78/448,562.68 = 181,804.52/x
  3. Step 3: Cross multiply
    325,014.78x = 448,562.68 × 181,804.52
  4. Step 4: Simplify right side
    325,014.78x = 81,550,722,727.31
  5. Step 5: Solve for x
    x = 81,550,722,727.31/325,014.78
  6. Step 6: Final answer
    x = 250,913.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.