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Finding the Fourth Proportional to 533,562.73, 800,345.45 and 218,019.64

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Solution

The fourth proportional to 533,562.73, 800,345.45 and 218,019.64 is: 327,030.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,562.73 : 800,345.45 = 218,019.64 : x
  2. Step 2: Convert to fraction form
    533,562.73/800,345.45 = 218,019.64/x
  3. Step 3: Cross multiply
    533,562.73x = 800,345.45 × 218,019.64
  4. Step 4: Simplify right side
    533,562.73x = 174,491,025,428.82
  5. Step 5: Solve for x
    x = 174,491,025,428.82/533,562.73
  6. Step 6: Final answer
    x = 327,030.01

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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.