Home / 331,504.24-457,355.85-216,848.33

Finding the Fourth Proportional to 331,504.24, 457,355.85 and 216,848.33

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Solution

The fourth proportional to 331,504.24, 457,355.85 and 216,848.33 is: 299,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,504.24 : 457,355.85 = 216,848.33 : x
  2. Step 2: Convert to fraction form
    331,504.24/457,355.85 = 216,848.33/x
  3. Step 3: Cross multiply
    331,504.24x = 457,355.85 × 216,848.33
  4. Step 4: Simplify right side
    331,504.24x = 99,176,852,288.23
  5. Step 5: Solve for x
    x = 99,176,852,288.23/331,504.24
  6. Step 6: Final answer
    x = 299,172.20

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1.5x scale

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.