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Finding the Fourth Proportional to 321,752.74, 444,010.32 and 176,558.08

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Solution

The fourth proportional to 321,752.74, 444,010.32 and 176,558.08 is: 243,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,752.74 : 444,010.32 = 176,558.08 : x
  2. Step 2: Convert to fraction form
    321,752.74/444,010.32 = 176,558.08/x
  3. Step 3: Cross multiply
    321,752.74x = 444,010.32 × 176,558.08
  4. Step 4: Simplify right side
    321,752.74x = 78,393,609,599.39
  5. Step 5: Solve for x
    x = 78,393,609,599.39/321,752.74
  6. Step 6: Final answer
    x = 243,645.51

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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.