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Finding the Fourth Proportional to 591,364.78, 886,727.58 and 186,480.62

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Solution

The fourth proportional to 591,364.78, 886,727.58 and 186,480.62 is: 279,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,364.78 : 886,727.58 = 186,480.62 : x
  2. Step 2: Convert to fraction form
    591,364.78/886,727.58 = 186,480.62/x
  3. Step 3: Cross multiply
    591,364.78x = 886,727.58 × 186,480.62
  4. Step 4: Simplify right side
    591,364.78x = 165,357,508,889.50
  5. Step 5: Solve for x
    x = 165,357,508,889.50/591,364.78
  6. Step 6: Final answer
    x = 279,620.15

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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.