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Finding the Fourth Proportional to 565,810.16, 848,890.54 and 196,127.20

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Solution

The fourth proportional to 565,810.16, 848,890.54 and 196,127.20 is: 294,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,810.16 : 848,890.54 = 196,127.20 : x
  2. Step 2: Convert to fraction form
    565,810.16/848,890.54 = 196,127.20/x
  3. Step 3: Cross multiply
    565,810.16x = 848,890.54 × 196,127.20
  4. Step 4: Simplify right side
    565,810.16x = 166,490,523,911.26
  5. Step 5: Solve for x
    x = 166,490,523,911.26/565,810.16
  6. Step 6: Final answer
    x = 294,251.56

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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.