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Finding the Fourth Proportional to 546,477.58, 754,137.60 and 304,760.44

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Solution

The fourth proportional to 546,477.58, 754,137.60 and 304,760.44 is: 420,568.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,477.58 : 754,137.60 = 304,760.44 : x
  2. Step 2: Convert to fraction form
    546,477.58/754,137.60 = 304,760.44/x
  3. Step 3: Cross multiply
    546,477.58x = 754,137.60 × 304,760.44
  4. Step 4: Simplify right side
    546,477.58x = 229,831,306,796.54
  5. Step 5: Solve for x
    x = 229,831,306,796.54/546,477.58
  6. Step 6: Final answer
    x = 420,568.59

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1.5x scale

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.