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Finding the Fourth Proportional to 329,349.74, 454,496.67 and 186,106.70

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Solution

The fourth proportional to 329,349.74, 454,496.67 and 186,106.70 is: 256,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,349.74 : 454,496.67 = 186,106.70 : x
  2. Step 2: Convert to fraction form
    329,349.74/454,496.67 = 186,106.70/x
  3. Step 3: Cross multiply
    329,349.74x = 454,496.67 × 186,106.70
  4. Step 4: Simplify right side
    329,349.74x = 84,584,875,414.69
  5. Step 5: Solve for x
    x = 84,584,875,414.69/329,349.74
  6. Step 6: Final answer
    x = 256,823.87

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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.