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Finding the Fourth Proportional to 333,233.40, 499,850.10 and 215,038.20

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Solution

The fourth proportional to 333,233.40, 499,850.10 and 215,038.20 is: 322,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,233.40 : 499,850.10 = 215,038.20 : x
  2. Step 2: Convert to fraction form
    333,233.40/499,850.10 = 215,038.20/x
  3. Step 3: Cross multiply
    333,233.40x = 499,850.10 × 215,038.20
  4. Step 4: Simplify right side
    333,233.40x = 107,486,865,773.82
  5. Step 5: Solve for x
    x = 107,486,865,773.82/333,233.40
  6. Step 6: Final answer
    x = 322,557.30

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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.