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Finding the Fourth Proportional to 254,992.86, 351,885.15 and 141,813.18

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Solution

The fourth proportional to 254,992.86, 351,885.15 and 141,813.18 is: 195,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,992.86 : 351,885.15 = 141,813.18 : x
  2. Step 2: Convert to fraction form
    254,992.86/351,885.15 = 141,813.18/x
  3. Step 3: Cross multiply
    254,992.86x = 351,885.15 × 141,813.18
  4. Step 4: Simplify right side
    254,992.86x = 49,901,952,116.28
  5. Step 5: Solve for x
    x = 49,901,952,116.28/254,992.86
  6. Step 6: Final answer
    x = 195,699.41

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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.