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Finding the Fourth Proportional to 294,519.80, 441,961.95 and 117,008.30

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Solution

The fourth proportional to 294,519.80, 441,961.95 and 117,008.30 is: 175,584.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,519.80 : 441,961.95 = 117,008.30 : x
  2. Step 2: Convert to fraction form
    294,519.80/441,961.95 = 117,008.30/x
  3. Step 3: Cross multiply
    294,519.80x = 441,961.95 × 117,008.30
  4. Step 4: Simplify right side
    294,519.80x = 51,713,216,434.19
  5. Step 5: Solve for x
    x = 51,713,216,434.19/294,519.80
  6. Step 6: Final answer
    x = 175,584.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.