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Finding the Fourth Proportional to 536,449.07, 740,304.72 and 294,736.65

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Solution

The fourth proportional to 536,449.07, 740,304.72 and 294,736.65 is: 406,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,449.07 : 740,304.72 = 294,736.65 : x
  2. Step 2: Convert to fraction form
    536,449.07/740,304.72 = 294,736.65/x
  3. Step 3: Cross multiply
    536,449.07x = 740,304.72 × 294,736.65
  4. Step 4: Simplify right side
    536,449.07x = 218,194,933,151.99
  5. Step 5: Solve for x
    x = 218,194,933,151.99/536,449.07
  6. Step 6: Final answer
    x = 406,739.33

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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.