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Finding the Fourth Proportional to 543,604.96, 750,550.16 and 339,747.52

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Solution

The fourth proportional to 543,604.96, 750,550.16 and 339,747.52 is: 469,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,604.96 : 750,550.16 = 339,747.52 : x
  2. Step 2: Convert to fraction form
    543,604.96/750,550.16 = 339,747.52/x
  3. Step 3: Cross multiply
    543,604.96x = 750,550.16 × 339,747.52
  4. Step 4: Simplify right side
    543,604.96x = 254,997,555,495.60
  5. Step 5: Solve for x
    x = 254,997,555,495.60/543,604.96
  6. Step 6: Final answer
    x = 469,086.15

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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.