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Finding the Fourth Proportional to 536,243.58, 740,025.05 and 294,548.49

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Solution

The fourth proportional to 536,243.58, 740,025.05 and 294,548.49 is: 406,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,243.58 : 740,025.05 = 294,548.49 : x
  2. Step 2: Convert to fraction form
    536,243.58/740,025.05 = 294,548.49/x
  3. Step 3: Cross multiply
    536,243.58x = 740,025.05 × 294,548.49
  4. Step 4: Simplify right side
    536,243.58x = 217,973,259,566.93
  5. Step 5: Solve for x
    x = 217,973,259,566.93/536,243.58
  6. Step 6: Final answer
    x = 406,481.81

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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.