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Finding the Fourth Proportional to 333,818.80, 500,679.60 and 97,136.80

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Solution

The fourth proportional to 333,818.80, 500,679.60 and 97,136.80 is: 145,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,818.80 : 500,679.60 = 97,136.80 : x
  2. Step 2: Convert to fraction form
    333,818.80/500,679.60 = 97,136.80/x
  3. Step 3: Cross multiply
    333,818.80x = 500,679.60 × 97,136.80
  4. Step 4: Simplify right side
    333,818.80x = 48,634,414,169.28
  5. Step 5: Solve for x
    x = 48,634,414,169.28/333,818.80
  6. Step 6: Final answer
    x = 145,691.06

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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.