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Finding the Fourth Proportional to 365,560.76, 504,520.80 and 204,424.80

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Solution

The fourth proportional to 365,560.76, 504,520.80 and 204,424.80 is: 282,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,560.76 : 504,520.80 = 204,424.80 : x
  2. Step 2: Convert to fraction form
    365,560.76/504,520.80 = 204,424.80/x
  3. Step 3: Cross multiply
    365,560.76x = 504,520.80 × 204,424.80
  4. Step 4: Simplify right side
    365,560.76x = 103,136,563,635.84
  5. Step 5: Solve for x
    x = 103,136,563,635.84/365,560.76
  6. Step 6: Final answer
    x = 282,132.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.