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Finding the Fourth Proportional to 414,580.17, 620,873.71 and 236,547.44

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Solution

The fourth proportional to 414,580.17, 620,873.71 and 236,547.44 is: 354,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,580.17 : 620,873.71 = 236,547.44 : x
  2. Step 2: Convert to fraction form
    414,580.17/620,873.71 = 236,547.44/x
  3. Step 3: Cross multiply
    414,580.17x = 620,873.71 × 236,547.44
  4. Step 4: Simplify right side
    414,580.17x = 146,866,085,296.34
  5. Step 5: Solve for x
    x = 146,866,085,296.34/414,580.17
  6. Step 6: Final answer
    x = 354,252.55

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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.