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Finding the Fourth Proportional to 337,359.52, 465,585.78 and 186,485.68

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Solution

The fourth proportional to 337,359.52, 465,585.78 and 186,485.68 is: 257,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,359.52 : 465,585.78 = 186,485.68 : x
  2. Step 2: Convert to fraction form
    337,359.52/465,585.78 = 186,485.68/x
  3. Step 3: Cross multiply
    337,359.52x = 465,585.78 × 186,485.68
  4. Step 4: Simplify right side
    337,359.52x = 86,825,080,781.63
  5. Step 5: Solve for x
    x = 86,825,080,781.63/337,359.52
  6. Step 6: Final answer
    x = 257,366.62

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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.