Home / 434,111.01-651,388.57-206,663.62

Finding the Fourth Proportional to 434,111.01, 651,388.57 and 206,663.62

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Solution

The fourth proportional to 434,111.01, 651,388.57 and 206,663.62 is: 310,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,111.01 : 651,388.57 = 206,663.62 : x
  2. Step 2: Convert to fraction form
    434,111.01/651,388.57 = 206,663.62/x
  3. Step 3: Cross multiply
    434,111.01x = 651,388.57 × 206,663.62
  4. Step 4: Simplify right side
    434,111.01x = 134,618,317,757.69
  5. Step 5: Solve for x
    x = 134,618,317,757.69/434,111.01
  6. Step 6: Final answer
    x = 310,101.14

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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.