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Finding the Fourth Proportional to 566,835.40, 851,174.70 and 410,163.40

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Solution

The fourth proportional to 566,835.40, 851,174.70 and 410,163.40 is: 615,911.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,835.40 : 851,174.70 = 410,163.40 : x
  2. Step 2: Convert to fraction form
    566,835.40/851,174.70 = 410,163.40/x
  3. Step 3: Cross multiply
    566,835.40x = 851,174.70 × 410,163.40
  4. Step 4: Simplify right side
    566,835.40x = 349,120,708,945.98
  5. Step 5: Solve for x
    x = 349,120,708,945.98/566,835.40
  6. Step 6: Final answer
    x = 615,911.97

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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.