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Finding the Fourth Proportional to 201,410.28, 301,842.99 and 76,683.24

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Solution

The fourth proportional to 201,410.28, 301,842.99 and 76,683.24 is: 114,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,410.28 : 301,842.99 = 76,683.24 : x
  2. Step 2: Convert to fraction form
    201,410.28/301,842.99 = 76,683.24/x
  3. Step 3: Cross multiply
    201,410.28x = 301,842.99 × 76,683.24
  4. Step 4: Simplify right side
    201,410.28x = 23,146,298,444.49
  5. Step 5: Solve for x
    x = 23,146,298,444.49/201,410.28
  6. Step 6: Final answer
    x = 114,921.14

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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.