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Finding the Fourth Proportional to 591,478.48, 886,954.20 and 170,654.32

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Solution

The fourth proportional to 591,478.48, 886,954.20 and 170,654.32 is: 255,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,478.48 : 886,954.20 = 170,654.32 : x
  2. Step 2: Convert to fraction form
    591,478.48/886,954.20 = 170,654.32/x
  3. Step 3: Cross multiply
    591,478.48x = 886,954.20 × 170,654.32
  4. Step 4: Simplify right side
    591,478.48x = 151,362,565,872.14
  5. Step 5: Solve for x
    x = 151,362,565,872.14/591,478.48
  6. Step 6: Final answer
    x = 255,905.45

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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.