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Finding the Fourth Proportional to 344,235.20, 515,983.64 and 166,497.71

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Solution

The fourth proportional to 344,235.20, 515,983.64 and 166,497.71 is: 249,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,235.20 : 515,983.64 = 166,497.71 : x
  2. Step 2: Convert to fraction form
    344,235.20/515,983.64 = 166,497.71/x
  3. Step 3: Cross multiply
    344,235.20x = 515,983.64 × 166,497.71
  4. Step 4: Simplify right side
    344,235.20x = 85,910,095,352.29
  5. Step 5: Solve for x
    x = 85,910,095,352.29/344,235.20
  6. Step 6: Final answer
    x = 249,568.01

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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.