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Finding the Fourth Proportional to 329,339.21, 454,482.18 and 186,096.17

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Solution

The fourth proportional to 329,339.21, 454,482.18 and 186,096.17 is: 256,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,339.21 : 454,482.18 = 186,096.17 : x
  2. Step 2: Convert to fraction form
    329,339.21/454,482.18 = 186,096.17/x
  3. Step 3: Cross multiply
    329,339.21x = 454,482.18 × 186,096.17
  4. Step 4: Simplify right side
    329,339.21x = 84,577,393,031.25
  5. Step 5: Solve for x
    x = 84,577,393,031.25/329,339.21
  6. Step 6: Final answer
    x = 256,809.36

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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.