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Finding the Fourth Proportional to 436,083.40, 654,125.10 and 436,083.40

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Solution

The fourth proportional to 436,083.40, 654,125.10 and 436,083.40 is: 654,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,083.40 : 654,125.10 = 436,083.40 : x
  2. Step 2: Convert to fraction form
    436,083.40/654,125.10 = 436,083.40/x
  3. Step 3: Cross multiply
    436,083.40x = 654,125.10 × 436,083.40
  4. Step 4: Simplify right side
    436,083.40x = 285,253,097,633.34
  5. Step 5: Solve for x
    x = 285,253,097,633.34/436,083.40
  6. Step 6: Final answer
    x = 654,125.10

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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.