Home / 237,637.80-356,456.70-221,891.40

Finding the Fourth Proportional to 237,637.80, 356,456.70 and 221,891.40

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Solution

The fourth proportional to 237,637.80, 356,456.70 and 221,891.40 is: 332,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,637.80 : 356,456.70 = 221,891.40 : x
  2. Step 2: Convert to fraction form
    237,637.80/356,456.70 = 221,891.40/x
  3. Step 3: Cross multiply
    237,637.80x = 356,456.70 × 221,891.40
  4. Step 4: Simplify right side
    237,637.80x = 79,094,676,202.38
  5. Step 5: Solve for x
    x = 79,094,676,202.38/237,637.80
  6. Step 6: Final answer
    x = 332,837.10

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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.