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Finding the Fourth Proportional to 200,762.73, 301,144.23 and 60,521.31

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Solution

The fourth proportional to 200,762.73, 301,144.23 and 60,521.31 is: 90,782.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,762.73 : 301,144.23 = 60,521.31 : x
  2. Step 2: Convert to fraction form
    200,762.73/301,144.23 = 60,521.31/x
  3. Step 3: Cross multiply
    200,762.73x = 301,144.23 × 60,521.31
  4. Step 4: Simplify right side
    200,762.73x = 18,225,643,298.54
  5. Step 5: Solve for x
    x = 18,225,643,298.54/200,762.73
  6. Step 6: Final answer
    x = 90,782.01

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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.