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Finding the Fourth Proportional to 333,639.50, 499,203.66 and 233,994.20

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Solution

The fourth proportional to 333,639.50, 499,203.66 and 233,994.20 is: 350,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,639.50 : 499,203.66 = 233,994.20 : x
  2. Step 2: Convert to fraction form
    333,639.50/499,203.66 = 233,994.20/x
  3. Step 3: Cross multiply
    333,639.50x = 499,203.66 × 233,994.20
  4. Step 4: Simplify right side
    333,639.50x = 116,810,761,058.77
  5. Step 5: Solve for x
    x = 116,810,761,058.77/333,639.50
  6. Step 6: Final answer
    x = 350,110.71

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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.