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Finding the Fourth Proportional to 344,221.68, 475,024.38 and 191,284.77

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Solution

The fourth proportional to 344,221.68, 475,024.38 and 191,284.77 is: 263,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,221.68 : 475,024.38 = 191,284.77 : x
  2. Step 2: Convert to fraction form
    344,221.68/475,024.38 = 191,284.77/x
  3. Step 3: Cross multiply
    344,221.68x = 475,024.38 × 191,284.77
  4. Step 4: Simplify right side
    344,221.68x = 90,864,929,272.69
  5. Step 5: Solve for x
    x = 90,864,929,272.69/344,221.68
  6. Step 6: Final answer
    x = 263,972.13

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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.