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Finding the Fourth Proportional to 404,893.30, 607,777.35 and 227,746.30

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Solution

The fourth proportional to 404,893.30, 607,777.35 and 227,746.30 is: 341,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,893.30 : 607,777.35 = 227,746.30 : x
  2. Step 2: Convert to fraction form
    404,893.30/607,777.35 = 227,746.30/x
  3. Step 3: Cross multiply
    404,893.30x = 607,777.35 × 227,746.30
  4. Step 4: Simplify right side
    404,893.30x = 138,419,042,686.31
  5. Step 5: Solve for x
    x = 138,419,042,686.31/404,893.30
  6. Step 6: Final answer
    x = 341,865.48

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1.5x scale

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.