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Finding the Fourth Proportional to 329,498.96, 454,703.64 and 186,253.97

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Solution

The fourth proportional to 329,498.96, 454,703.64 and 186,253.97 is: 257,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,498.96 : 454,703.64 = 186,253.97 : x
  2. Step 2: Convert to fraction form
    329,498.96/454,703.64 = 186,253.97/x
  3. Step 3: Cross multiply
    329,498.96x = 454,703.64 × 186,253.97
  4. Step 4: Simplify right side
    329,498.96x = 84,690,358,123.45
  5. Step 5: Solve for x
    x = 84,690,358,123.45/329,498.96
  6. Step 6: Final answer
    x = 257,027.69

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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.