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Finding the Fourth Proportional to 702,042.08, 1,053,221.58 and 222,299

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Solution

The fourth proportional to 702,042.08, 1,053,221.58 and 222,299 is: 333,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,042.08 : 1,053,221.58 = 222,299 : x
  2. Step 2: Convert to fraction form
    702,042.08/1,053,221.58 = 222,299/x
  3. Step 3: Cross multiply
    702,042.08x = 1,053,221.58 × 222,299
  4. Step 4: Simplify right side
    702,042.08x = 234,130,104,012.42
  5. Step 5: Solve for x
    x = 234,130,104,012.42/702,042.08
  6. Step 6: Final answer
    x = 333,498.68

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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.