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Finding the Fourth Proportional to 329,597.20, 454,825.92 and 186,348.16

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Solution

The fourth proportional to 329,597.20, 454,825.92 and 186,348.16 is: 257,150.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,597.20 : 454,825.92 = 186,348.16 : x
  2. Step 2: Convert to fraction form
    329,597.20/454,825.92 = 186,348.16/x
  3. Step 3: Cross multiply
    329,597.20x = 454,825.92 × 186,348.16
  4. Step 4: Simplify right side
    329,597.20x = 84,755,973,312.31
  5. Step 5: Solve for x
    x = 84,755,973,312.31/329,597.20
  6. Step 6: Final answer
    x = 257,150.16

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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.