Home / 431,911.10-596,033.24-238,320.56

Finding the Fourth Proportional to 431,911.10, 596,033.24 and 238,320.56

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Solution

The fourth proportional to 431,911.10, 596,033.24 and 238,320.56 is: 328,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,911.10 : 596,033.24 = 238,320.56 : x
  2. Step 2: Convert to fraction form
    431,911.10/596,033.24 = 238,320.56/x
  3. Step 3: Cross multiply
    431,911.10x = 596,033.24 × 238,320.56
  4. Step 4: Simplify right side
    431,911.10x = 142,046,975,535.41
  5. Step 5: Solve for x
    x = 142,046,975,535.41/431,911.10
  6. Step 6: Final answer
    x = 328,880.12

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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.