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Finding the Fourth Proportional to 333,493.10, 500,164.77 and 153,405.56

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Solution

The fourth proportional to 333,493.10, 500,164.77 and 153,405.56 is: 230,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,493.10 : 500,164.77 = 153,405.56 : x
  2. Step 2: Convert to fraction form
    333,493.10/500,164.77 = 153,405.56/x
  3. Step 3: Cross multiply
    333,493.10x = 500,164.77 × 153,405.56
  4. Step 4: Simplify right side
    333,493.10x = 76,728,057,884.53
  5. Step 5: Solve for x
    x = 76,728,057,884.53/333,493.10
  6. Step 6: Final answer
    x = 230,073.90

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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.