Home / 356,035.23-491,470.38-233,574.21

Finding the Fourth Proportional to 356,035.23, 491,470.38 and 233,574.21

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Solution

The fourth proportional to 356,035.23, 491,470.38 and 233,574.21 is: 322,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,035.23 : 491,470.38 = 233,574.21 : x
  2. Step 2: Convert to fraction form
    356,035.23/491,470.38 = 233,574.21/x
  3. Step 3: Cross multiply
    356,035.23x = 491,470.38 × 233,574.21
  4. Step 4: Simplify right side
    356,035.23x = 114,794,805,746.90
  5. Step 5: Solve for x
    x = 114,794,805,746.90/356,035.23
  6. Step 6: Final answer
    x = 322,425.41

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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.