Home / 414,555.69-620,837.04-236,522.95

Finding the Fourth Proportional to 414,555.69, 620,837.04 and 236,522.95

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Solution

The fourth proportional to 414,555.69, 620,837.04 and 236,522.95 is: 354,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,555.69 : 620,837.04 = 236,522.95 : x
  2. Step 2: Convert to fraction form
    414,555.69/620,837.04 = 236,522.95/x
  3. Step 3: Cross multiply
    414,555.69x = 620,837.04 × 236,522.95
  4. Step 4: Simplify right side
    414,555.69x = 146,842,208,170.07
  5. Step 5: Solve for x
    x = 146,842,208,170.07/414,555.69
  6. Step 6: Final answer
    x = 354,215.88

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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.