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Finding the Fourth Proportional to 293,713.80, 440,570.70 and 175,324.20

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Solution

The fourth proportional to 293,713.80, 440,570.70 and 175,324.20 is: 262,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,713.80 : 440,570.70 = 175,324.20 : x
  2. Step 2: Convert to fraction form
    293,713.80/440,570.70 = 175,324.20/x
  3. Step 3: Cross multiply
    293,713.80x = 440,570.70 × 175,324.20
  4. Step 4: Simplify right side
    293,713.80x = 77,242,705,520.94
  5. Step 5: Solve for x
    x = 77,242,705,520.94/293,713.80
  6. Step 6: Final answer
    x = 262,986.30

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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.