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Finding the Fourth Proportional to 247,511.58, 341,566.31 and 134,334.33

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Solution

The fourth proportional to 247,511.58, 341,566.31 and 134,334.33 is: 185,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,511.58 : 341,566.31 = 134,334.33 : x
  2. Step 2: Convert to fraction form
    247,511.58/341,566.31 = 134,334.33/x
  3. Step 3: Cross multiply
    247,511.58x = 341,566.31 × 134,334.33
  4. Step 4: Simplify right side
    247,511.58x = 45,884,081,404.42
  5. Step 5: Solve for x
    x = 45,884,081,404.42/247,511.58
  6. Step 6: Final answer
    x = 185,381.55

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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.