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Finding the Fourth Proportional to 587,394.44, 880,194.48 and 436,907

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Solution

The fourth proportional to 587,394.44, 880,194.48 and 436,907 is: 654,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,394.44 : 880,194.48 = 436,907 : x
  2. Step 2: Convert to fraction form
    587,394.44/880,194.48 = 436,907/x
  3. Step 3: Cross multiply
    587,394.44x = 880,194.48 × 436,907
  4. Step 4: Simplify right side
    587,394.44x = 384,563,129,673.36
  5. Step 5: Solve for x
    x = 384,563,129,673.36/587,394.44
  6. Step 6: Final answer
    x = 654,693.17

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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.