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Finding the Fourth Proportional to 536,550.38, 740,449.86 and 294,818.54

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Solution

The fourth proportional to 536,550.38, 740,449.86 and 294,818.54 is: 406,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,550.38 : 740,449.86 = 294,818.54 : x
  2. Step 2: Convert to fraction form
    536,550.38/740,449.86 = 294,818.54/x
  3. Step 3: Cross multiply
    536,550.38x = 740,449.86 × 294,818.54
  4. Step 4: Simplify right side
    536,550.38x = 218,298,341,860.59
  5. Step 5: Solve for x
    x = 218,298,341,860.59/536,550.38
  6. Step 6: Final answer
    x = 406,855.26

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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.