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Finding the Fourth Proportional to 546,564.72, 754,260.44 and 304,841.06

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Solution

The fourth proportional to 546,564.72, 754,260.44 and 304,841.06 is: 420,681.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,564.72 : 754,260.44 = 304,841.06 : x
  2. Step 2: Convert to fraction form
    546,564.72/754,260.44 = 304,841.06/x
  3. Step 3: Cross multiply
    546,564.72x = 754,260.44 × 304,841.06
  4. Step 4: Simplify right side
    546,564.72x = 229,929,546,750.16
  5. Step 5: Solve for x
    x = 229,929,546,750.16/546,564.72
  6. Step 6: Final answer
    x = 420,681.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.