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Finding the Fourth Proportional to 337,632, 465,946.80 and 186,729.12

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Solution

The fourth proportional to 337,632, 465,946.80 and 186,729.12 is: 257,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,632 : 465,946.80 = 186,729.12 : x
  2. Step 2: Convert to fraction form
    337,632/465,946.80 = 186,729.12/x
  3. Step 3: Cross multiply
    337,632x = 465,946.80 × 186,729.12
  4. Step 4: Simplify right side
    337,632x = 87,005,835,930.82
  5. Step 5: Solve for x
    x = 87,005,835,930.82/337,632
  6. Step 6: Final answer
    x = 257,694.28

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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.