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Finding the Fourth Proportional to 404,423.70, 607,024.35 and 204,969.30

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Solution

The fourth proportional to 404,423.70, 607,024.35 and 204,969.30 is: 307,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,423.70 : 607,024.35 = 204,969.30 : x
  2. Step 2: Convert to fraction form
    404,423.70/607,024.35 = 204,969.30/x
  3. Step 3: Cross multiply
    404,423.70x = 607,024.35 × 204,969.30
  4. Step 4: Simplify right side
    404,423.70x = 124,421,356,102.46
  5. Step 5: Solve for x
    x = 124,421,356,102.46/404,423.70
  6. Step 6: Final answer
    x = 307,651.00

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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.