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Finding the Fourth Proportional to 337,622.76, 465,911.46 and 186,716.52

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Solution

The fourth proportional to 337,622.76, 465,911.46 and 186,716.52 is: 257,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,622.76 : 465,911.46 = 186,716.52 : x
  2. Step 2: Convert to fraction form
    337,622.76/465,911.46 = 186,716.52/x
  3. Step 3: Cross multiply
    337,622.76x = 465,911.46 × 186,716.52
  4. Step 4: Simplify right side
    337,622.76x = 86,993,366,439.32
  5. Step 5: Solve for x
    x = 86,993,366,439.32/337,622.76
  6. Step 6: Final answer
    x = 257,664.40

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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.