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Finding the Fourth Proportional to 504,321.01, 695,652.04 and 307,995.39

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Solution

The fourth proportional to 504,321.01, 695,652.04 and 307,995.39 is: 424,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,321.01 : 695,652.04 = 307,995.39 : x
  2. Step 2: Convert to fraction form
    504,321.01/695,652.04 = 307,995.39/x
  3. Step 3: Cross multiply
    504,321.01x = 695,652.04 × 307,995.39
  4. Step 4: Simplify right side
    504,321.01x = 214,257,619,717.89
  5. Step 5: Solve for x
    x = 214,257,619,717.89/504,321.01
  6. Step 6: Final answer
    x = 424,843.73

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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.