Home / 440,022.24-607,231.44-238,818.24

Finding the Fourth Proportional to 440,022.24, 607,231.44 and 238,818.24

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Solution

The fourth proportional to 440,022.24, 607,231.44 and 238,818.24 is: 329,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,022.24 : 607,231.44 = 238,818.24 : x
  2. Step 2: Convert to fraction form
    440,022.24/607,231.44 = 238,818.24/x
  3. Step 3: Cross multiply
    440,022.24x = 607,231.44 × 238,818.24
  4. Step 4: Simplify right side
    440,022.24x = 145,017,943,773.47
  5. Step 5: Solve for x
    x = 145,017,943,773.47/440,022.24
  6. Step 6: Final answer
    x = 329,569.58

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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.