Home / 423,930.60-585,056.78-242,699.37

Finding the Fourth Proportional to 423,930.60, 585,056.78 and 242,699.37

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Solution

The fourth proportional to 423,930.60, 585,056.78 and 242,699.37 is: 334,943.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,930.60 : 585,056.78 = 242,699.37 : x
  2. Step 2: Convert to fraction form
    423,930.60/585,056.78 = 242,699.37/x
  3. Step 3: Cross multiply
    423,930.60x = 585,056.78 × 242,699.37
  4. Step 4: Simplify right side
    423,930.60x = 141,992,910,706.73
  5. Step 5: Solve for x
    x = 141,992,910,706.73/423,930.60
  6. Step 6: Final answer
    x = 334,943.76

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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.