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Finding the Fourth Proportional to 541,788.84, 812,736.72 and 186,756.12

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Solution

The fourth proportional to 541,788.84, 812,736.72 and 186,756.12 is: 280,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,788.84 : 812,736.72 = 186,756.12 : x
  2. Step 2: Convert to fraction form
    541,788.84/812,736.72 = 186,756.12/x
  3. Step 3: Cross multiply
    541,788.84x = 812,736.72 × 186,756.12
  4. Step 4: Simplify right side
    541,788.84x = 151,783,556,408.73
  5. Step 5: Solve for x
    x = 151,783,556,408.73/541,788.84
  6. Step 6: Final answer
    x = 280,152.61

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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.