Home / 331,935.12-496,013.04-249,237.20

Finding the Fourth Proportional to 331,935.12, 496,013.04 and 249,237.20

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Solution

The fourth proportional to 331,935.12, 496,013.04 and 249,237.20 is: 372,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,935.12 : 496,013.04 = 249,237.20 : x
  2. Step 2: Convert to fraction form
    331,935.12/496,013.04 = 249,237.20/x
  3. Step 3: Cross multiply
    331,935.12x = 496,013.04 × 249,237.20
  4. Step 4: Simplify right side
    331,935.12x = 123,624,902,493.12
  5. Step 5: Solve for x
    x = 123,624,902,493.12/331,935.12
  6. Step 6: Final answer
    x = 372,436.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.