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Finding the Fourth Proportional to 335,406.81, 502,907.03 and 150,515.60

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Solution

The fourth proportional to 335,406.81, 502,907.03 and 150,515.60 is: 225,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,406.81 : 502,907.03 = 150,515.60 : x
  2. Step 2: Convert to fraction form
    335,406.81/502,907.03 = 150,515.60/x
  3. Step 3: Cross multiply
    335,406.81x = 502,907.03 × 150,515.60
  4. Step 4: Simplify right side
    335,406.81x = 75,695,353,364.67
  5. Step 5: Solve for x
    x = 75,695,353,364.67/335,406.81
  6. Step 6: Final answer
    x = 225,682.22

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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.