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Finding the Fourth Proportional to 240,351.21, 360,601.61 and 173,815.38

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Solution

The fourth proportional to 240,351.21, 360,601.61 and 173,815.38 is: 260,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,351.21 : 360,601.61 = 173,815.38 : x
  2. Step 2: Convert to fraction form
    240,351.21/360,601.61 = 173,815.38/x
  3. Step 3: Cross multiply
    240,351.21x = 360,601.61 × 173,815.38
  4. Step 4: Simplify right side
    240,351.21x = 62,678,105,001.68
  5. Step 5: Solve for x
    x = 62,678,105,001.68/240,351.21
  6. Step 6: Final answer
    x = 260,777.16

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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.