Home / 397,423.98-596,187.36-144,665.82

Finding the Fourth Proportional to 397,423.98, 596,187.36 and 144,665.82

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Solution

The fourth proportional to 397,423.98, 596,187.36 and 144,665.82 is: 217,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,423.98 : 596,187.36 = 144,665.82 : x
  2. Step 2: Convert to fraction form
    397,423.98/596,187.36 = 144,665.82/x
  3. Step 3: Cross multiply
    397,423.98x = 596,187.36 × 144,665.82
  4. Step 4: Simplify right side
    397,423.98x = 86,247,933,308.04
  5. Step 5: Solve for x
    x = 86,247,933,308.04/397,423.98
  6. Step 6: Final answer
    x = 217,017.44

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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.