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Finding the Fourth Proportional to 533,978.92, 800,803.08 and 154,927.48

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Solution

The fourth proportional to 533,978.92, 800,803.08 and 154,927.48 is: 232,343.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,978.92 : 800,803.08 = 154,927.48 : x
  2. Step 2: Convert to fraction form
    533,978.92/800,803.08 = 154,927.48/x
  3. Step 3: Cross multiply
    533,978.92x = 800,803.08 × 154,927.48
  4. Step 4: Simplify right side
    533,978.92x = 124,066,403,160.64
  5. Step 5: Solve for x
    x = 124,066,403,160.64/533,978.92
  6. Step 6: Final answer
    x = 232,343.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.