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Finding the Fourth Proportional to 329,611.17, 454,860.93 and 186,376.32

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Solution

The fourth proportional to 329,611.17, 454,860.93 and 186,376.32 is: 257,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,611.17 : 454,860.93 = 186,376.32 : x
  2. Step 2: Convert to fraction form
    329,611.17/454,860.93 = 186,376.32/x
  3. Step 3: Cross multiply
    329,611.17x = 454,860.93 × 186,376.32
  4. Step 4: Simplify right side
    329,611.17x = 84,775,306,245.18
  5. Step 5: Solve for x
    x = 84,775,306,245.18/329,611.17
  6. Step 6: Final answer
    x = 257,197.92

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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.