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Finding the Fourth Proportional to 329,347.74, 454,493.91 and 186,104.70

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Solution

The fourth proportional to 329,347.74, 454,493.91 and 186,104.70 is: 256,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,347.74 : 454,493.91 = 186,104.70 : x
  2. Step 2: Convert to fraction form
    329,347.74/454,493.91 = 186,104.70/x
  3. Step 3: Cross multiply
    329,347.74x = 454,493.91 × 186,104.70
  4. Step 4: Simplify right side
    329,347.74x = 84,583,452,772.38
  5. Step 5: Solve for x
    x = 84,583,452,772.38/329,347.74
  6. Step 6: Final answer
    x = 256,821.11

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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.