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Finding the Fourth Proportional to 293,992.80, 440,114.40 and 175,603.20

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Solution

The fourth proportional to 293,992.80, 440,114.40 and 175,603.20 is: 262,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,992.80 : 440,114.40 = 175,603.20 : x
  2. Step 2: Convert to fraction form
    293,992.80/440,114.40 = 175,603.20/x
  3. Step 3: Cross multiply
    293,992.80x = 440,114.40 × 175,603.20
  4. Step 4: Simplify right side
    293,992.80x = 77,285,497,006.08
  5. Step 5: Solve for x
    x = 77,285,497,006.08/293,992.80
  6. Step 6: Final answer
    x = 262,882.28

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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.