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Finding the Fourth Proportional to 516,214.24, 774,520.02 and 249,954.28

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Solution

The fourth proportional to 516,214.24, 774,520.02 and 249,954.28 is: 375,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,214.24 : 774,520.02 = 249,954.28 : x
  2. Step 2: Convert to fraction form
    516,214.24/774,520.02 = 249,954.28/x
  3. Step 3: Cross multiply
    516,214.24x = 774,520.02 × 249,954.28
  4. Step 4: Simplify right side
    516,214.24x = 193,594,593,944.69
  5. Step 5: Solve for x
    x = 193,594,593,944.69/516,214.24
  6. Step 6: Final answer
    x = 375,027.61

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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.