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Finding the Fourth Proportional to 591,118.58, 886,802.55 and 191,728.33

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Solution

The fourth proportional to 591,118.58, 886,802.55 and 191,728.33 is: 287,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,118.58 : 886,802.55 = 191,728.33 : x
  2. Step 2: Convert to fraction form
    591,118.58/886,802.55 = 191,728.33/x
  3. Step 3: Cross multiply
    591,118.58x = 886,802.55 × 191,728.33
  4. Step 4: Simplify right side
    591,118.58x = 170,025,171,951.24
  5. Step 5: Solve for x
    x = 170,025,171,951.24/591,118.58
  6. Step 6: Final answer
    x = 287,632.94

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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.