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Finding the Fourth Proportional to 403,600.40, 604,234.20 and 246,136.40

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Solution

The fourth proportional to 403,600.40, 604,234.20 and 246,136.40 is: 368,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,600.40 : 604,234.20 = 246,136.40 : x
  2. Step 2: Convert to fraction form
    403,600.40/604,234.20 = 246,136.40/x
  3. Step 3: Cross multiply
    403,600.40x = 604,234.20 × 246,136.40
  4. Step 4: Simplify right side
    403,600.40x = 148,724,030,744.88
  5. Step 5: Solve for x
    x = 148,724,030,744.88/403,600.40
  6. Step 6: Final answer
    x = 368,493.27

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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.