Home / 462,938.79-694,463.67-163,357.50

Finding the Fourth Proportional to 462,938.79, 694,463.67 and 163,357.50

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Solution

The fourth proportional to 462,938.79, 694,463.67 and 163,357.50 is: 245,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,938.79 : 694,463.67 = 163,357.50 : x
  2. Step 2: Convert to fraction form
    462,938.79/694,463.67 = 163,357.50/x
  3. Step 3: Cross multiply
    462,938.79x = 694,463.67 × 163,357.50
  4. Step 4: Simplify right side
    462,938.79x = 113,445,848,972.03
  5. Step 5: Solve for x
    x = 113,445,848,972.03/462,938.79
  6. Step 6: Final answer
    x = 245,055.83

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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.