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Finding the Fourth Proportional to 269,426.35, 403,920.35 and 100,852.25

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Solution

The fourth proportional to 269,426.35, 403,920.35 and 100,852.25 is: 151,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,426.35 : 403,920.35 = 100,852.25 : x
  2. Step 2: Convert to fraction form
    269,426.35/403,920.35 = 100,852.25/x
  3. Step 3: Cross multiply
    269,426.35x = 403,920.35 × 100,852.25
  4. Step 4: Simplify right side
    269,426.35x = 40,736,275,614.03
  5. Step 5: Solve for x
    x = 40,736,275,614.03/269,426.35
  6. Step 6: Final answer
    x = 151,196.33

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1.5x scale

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.