Home / 249,020.27-371,588.20-222,181.76

Finding the Fourth Proportional to 249,020.27, 371,588.20 and 222,181.76

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Solution

The fourth proportional to 249,020.27, 371,588.20 and 222,181.76 is: 331,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,020.27 : 371,588.20 = 222,181.76 : x
  2. Step 2: Convert to fraction form
    249,020.27/371,588.20 = 222,181.76/x
  3. Step 3: Cross multiply
    249,020.27x = 371,588.20 × 222,181.76
  4. Step 4: Simplify right side
    249,020.27x = 82,560,120,644.75
  5. Step 5: Solve for x
    x = 82,560,120,644.75/249,020.27
  6. Step 6: Final answer
    x = 331,539.76

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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.