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Finding the Fourth Proportional to 404,800.40, 604,651.84 and 297,232.80

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Solution

The fourth proportional to 404,800.40, 604,651.84 and 297,232.80 is: 443,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,800.40 : 604,651.84 = 297,232.80 : x
  2. Step 2: Convert to fraction form
    404,800.40/604,651.84 = 297,232.80/x
  3. Step 3: Cross multiply
    404,800.40x = 604,651.84 × 297,232.80
  4. Step 4: Simplify right side
    404,800.40x = 179,722,359,428.35
  5. Step 5: Solve for x
    x = 179,722,359,428.35/404,800.40
  6. Step 6: Final answer
    x = 443,977.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.