Home / 352,046.20-528,069.30-293,726.20

Finding the Fourth Proportional to 352,046.20, 528,069.30 and 293,726.20

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Solution

The fourth proportional to 352,046.20, 528,069.30 and 293,726.20 is: 440,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,046.20 : 528,069.30 = 293,726.20 : x
  2. Step 2: Convert to fraction form
    352,046.20/528,069.30 = 293,726.20/x
  3. Step 3: Cross multiply
    352,046.20x = 528,069.30 × 293,726.20
  4. Step 4: Simplify right side
    352,046.20x = 155,107,788,825.66
  5. Step 5: Solve for x
    x = 155,107,788,825.66/352,046.20
  6. Step 6: Final answer
    x = 440,589.30

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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.