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Finding the Fourth Proportional to 146,727.30, 219,762.90 and 146,727.30

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Solution

The fourth proportional to 146,727.30, 219,762.90 and 146,727.30 is: 219,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,727.30 : 219,762.90 = 146,727.30 : x
  2. Step 2: Convert to fraction form
    146,727.30/219,762.90 = 146,727.30/x
  3. Step 3: Cross multiply
    146,727.30x = 219,762.90 × 146,727.30
  4. Step 4: Simplify right side
    146,727.30x = 32,245,216,957.17
  5. Step 5: Solve for x
    x = 32,245,216,957.17/146,727.30
  6. Step 6: Final answer
    x = 219,762.90

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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.