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Finding the Fourth Proportional to 329,488.32, 454,700.88 and 186,239.82

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Solution

The fourth proportional to 329,488.32, 454,700.88 and 186,239.82 is: 257,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,488.32 : 454,700.88 = 186,239.82 : x
  2. Step 2: Convert to fraction form
    329,488.32/454,700.88 = 186,239.82/x
  3. Step 3: Cross multiply
    329,488.32x = 454,700.88 × 186,239.82
  4. Step 4: Simplify right side
    329,488.32x = 84,683,410,045.04
  5. Step 5: Solve for x
    x = 84,683,410,045.04/329,488.32
  6. Step 6: Final answer
    x = 257,014.91

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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.