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Finding the Fourth Proportional to 565,944.44, 848,946.90 and 145,223.96

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Solution

The fourth proportional to 565,944.44, 848,946.90 and 145,223.96 is: 217,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,944.44 : 848,946.90 = 145,223.96 : x
  2. Step 2: Convert to fraction form
    565,944.44/848,946.90 = 145,223.96/x
  3. Step 3: Cross multiply
    565,944.44x = 848,946.90 × 145,223.96
  4. Step 4: Simplify right side
    565,944.44x = 123,287,430,647.72
  5. Step 5: Solve for x
    x = 123,287,430,647.72/565,944.44
  6. Step 6: Final answer
    x = 217,843.70

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1.5x scale

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.