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Finding the Fourth Proportional to 606,904.70, 910,357.05 and 492,743.30

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Solution

The fourth proportional to 606,904.70, 910,357.05 and 492,743.30 is: 739,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,904.70 : 910,357.05 = 492,743.30 : x
  2. Step 2: Convert to fraction form
    606,904.70/910,357.05 = 492,743.30/x
  3. Step 3: Cross multiply
    606,904.70x = 910,357.05 × 492,743.30
  4. Step 4: Simplify right side
    606,904.70x = 448,572,336,995.27
  5. Step 5: Solve for x
    x = 448,572,336,995.27/606,904.70
  6. Step 6: Final answer
    x = 739,114.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.