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Finding the Fourth Proportional to 400,059.74, 600,221.01 and 163,601.30

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Solution

The fourth proportional to 400,059.74, 600,221.01 and 163,601.30 is: 245,455.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,059.74 : 600,221.01 = 163,601.30 : x
  2. Step 2: Convert to fraction form
    400,059.74/600,221.01 = 163,601.30/x
  3. Step 3: Cross multiply
    400,059.74x = 600,221.01 × 163,601.30
  4. Step 4: Simplify right side
    400,059.74x = 98,196,937,523.31
  5. Step 5: Solve for x
    x = 98,196,937,523.31/400,059.74
  6. Step 6: Final answer
    x = 245,455.69

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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.