Home / 498,433.10-747,630.20-166,009.10

Finding the Fourth Proportional to 498,433.10, 747,630.20 and 166,009.10

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Solution

The fourth proportional to 498,433.10, 747,630.20 and 166,009.10 is: 249,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,433.10 : 747,630.20 = 166,009.10 : x
  2. Step 2: Convert to fraction form
    498,433.10/747,630.20 = 166,009.10/x
  3. Step 3: Cross multiply
    498,433.10x = 747,630.20 × 166,009.10
  4. Step 4: Simplify right side
    498,433.10x = 124,113,412,066.62
  5. Step 5: Solve for x
    x = 124,113,412,066.62/498,433.10
  6. Step 6: Final answer
    x = 249,007.17

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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.