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Finding the Fourth Proportional to 671,375.01, 926,516.93 and 365,471.22

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Solution

The fourth proportional to 671,375.01, 926,516.93 and 365,471.22 is: 504,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,375.01 : 926,516.93 = 365,471.22 : x
  2. Step 2: Convert to fraction form
    671,375.01/926,516.93 = 365,471.22/x
  3. Step 3: Cross multiply
    671,375.01x = 926,516.93 × 365,471.22
  4. Step 4: Simplify right side
    671,375.01x = 338,615,270,930.40
  5. Step 5: Solve for x
    x = 338,615,270,930.40/671,375.01
  6. Step 6: Final answer
    x = 504,360.85

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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.