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Finding the Fourth Proportional to 536,803.40, 740,791.08 and 295,101.54

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Solution

The fourth proportional to 536,803.40, 740,791.08 and 295,101.54 is: 407,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,803.40 : 740,791.08 = 295,101.54 : x
  2. Step 2: Convert to fraction form
    536,803.40/740,791.08 = 295,101.54/x
  3. Step 3: Cross multiply
    536,803.40x = 740,791.08 × 295,101.54
  4. Step 4: Simplify right side
    536,803.40x = 218,608,588,526.26
  5. Step 5: Solve for x
    x = 218,608,588,526.26/536,803.40
  6. Step 6: Final answer
    x = 407,241.44

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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.