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Finding the Fourth Proportional to 329,016.56, 493,728.96 and 151,548.80

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Solution

The fourth proportional to 329,016.56, 493,728.96 and 151,548.80 is: 227,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,016.56 : 493,728.96 = 151,548.80 : x
  2. Step 2: Convert to fraction form
    329,016.56/493,728.96 = 151,548.80/x
  3. Step 3: Cross multiply
    329,016.56x = 493,728.96 × 151,548.80
  4. Step 4: Simplify right side
    329,016.56x = 74,824,031,413.25
  5. Step 5: Solve for x
    x = 74,824,031,413.25/329,016.56
  6. Step 6: Final answer
    x = 227,417.22

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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.