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Finding the Fourth Proportional to 233,685.77, 322,486.52 and 126,255.77

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Solution

The fourth proportional to 233,685.77, 322,486.52 and 126,255.77 is: 174,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,685.77 : 322,486.52 = 126,255.77 : x
  2. Step 2: Convert to fraction form
    233,685.77/322,486.52 = 126,255.77/x
  3. Step 3: Cross multiply
    233,685.77x = 322,486.52 × 126,255.77
  4. Step 4: Simplify right side
    233,685.77x = 40,715,783,897.22
  5. Step 5: Solve for x
    x = 40,715,783,897.22/233,685.77
  6. Step 6: Final answer
    x = 174,233.05

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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.