Home / 399,083.40-598,625.10-233,195.40

Finding the Fourth Proportional to 399,083.40, 598,625.10 and 233,195.40

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Solution

The fourth proportional to 399,083.40, 598,625.10 and 233,195.40 is: 349,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,083.40 : 598,625.10 = 233,195.40 : x
  2. Step 2: Convert to fraction form
    399,083.40/598,625.10 = 233,195.40/x
  3. Step 3: Cross multiply
    399,083.40x = 598,625.10 × 233,195.40
  4. Step 4: Simplify right side
    399,083.40x = 139,596,619,644.54
  5. Step 5: Solve for x
    x = 139,596,619,644.54/399,083.40
  6. Step 6: Final answer
    x = 349,793.10

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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.