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Finding the Fourth Proportional to 566,873.64, 782,300.45 and 308,760.37

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Solution

The fourth proportional to 566,873.64, 782,300.45 and 308,760.37 is: 426,097.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,873.64 : 782,300.45 = 308,760.37 : x
  2. Step 2: Convert to fraction form
    566,873.64/782,300.45 = 308,760.37/x
  3. Step 3: Cross multiply
    566,873.64x = 782,300.45 × 308,760.37
  4. Step 4: Simplify right side
    566,873.64x = 241,543,377,872.98
  5. Step 5: Solve for x
    x = 241,543,377,872.98/566,873.64
  6. Step 6: Final answer
    x = 426,097.39

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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.