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Finding the Fourth Proportional to 565,278.43, 847,736.14 and 186,110.95

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Solution

The fourth proportional to 565,278.43, 847,736.14 and 186,110.95 is: 279,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,278.43 : 847,736.14 = 186,110.95 : x
  2. Step 2: Convert to fraction form
    565,278.43/847,736.14 = 186,110.95/x
  3. Step 3: Cross multiply
    565,278.43x = 847,736.14 × 186,110.95
  4. Step 4: Simplify right side
    565,278.43x = 157,772,978,364.73
  5. Step 5: Solve for x
    x = 157,772,978,364.73/565,278.43
  6. Step 6: Final answer
    x = 279,106.67

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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.