Home / 481,434.02-722,046.45-144,384.17

Finding the Fourth Proportional to 481,434.02, 722,046.45 and 144,384.17

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Solution

The fourth proportional to 481,434.02, 722,046.45 and 144,384.17 is: 216,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,434.02 : 722,046.45 = 144,384.17 : x
  2. Step 2: Convert to fraction form
    481,434.02/722,046.45 = 144,384.17/x
  3. Step 3: Cross multiply
    481,434.02x = 722,046.45 × 144,384.17
  4. Step 4: Simplify right side
    481,434.02x = 104,252,073,774.46
  5. Step 5: Solve for x
    x = 104,252,073,774.46/481,434.02
  6. Step 6: Final answer
    x = 216,544.89

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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.