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Finding the Fourth Proportional to 329,337.21, 454,479.42 and 186,094.17

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Solution

The fourth proportional to 329,337.21, 454,479.42 and 186,094.17 is: 256,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,337.21 : 454,479.42 = 186,094.17 : x
  2. Step 2: Convert to fraction form
    329,337.21/454,479.42 = 186,094.17/x
  3. Step 3: Cross multiply
    329,337.21x = 454,479.42 × 186,094.17
  4. Step 4: Simplify right side
    329,337.21x = 84,575,970,446.98
  5. Step 5: Solve for x
    x = 84,575,970,446.98/329,337.21
  6. Step 6: Final answer
    x = 256,806.60

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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.