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Finding the Fourth Proportional to 325,102.96, 448,642.47 and 179,914.76

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Solution

The fourth proportional to 325,102.96, 448,642.47 and 179,914.76 is: 248,282.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,102.96 : 448,642.47 = 179,914.76 : x
  2. Step 2: Convert to fraction form
    325,102.96/448,642.47 = 179,914.76/x
  3. Step 3: Cross multiply
    325,102.96x = 448,642.47 × 179,914.76
  4. Step 4: Simplify right side
    325,102.96x = 80,717,402,315.86
  5. Step 5: Solve for x
    x = 80,717,402,315.86/325,102.96
  6. Step 6: Final answer
    x = 248,282.58

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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.