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Finding the Fourth Proportional to 606,800.10, 910,200.15 and 251,777.10

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Solution

The fourth proportional to 606,800.10, 910,200.15 and 251,777.10 is: 377,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,800.10 : 910,200.15 = 251,777.10 : x
  2. Step 2: Convert to fraction form
    606,800.10/910,200.15 = 251,777.10/x
  3. Step 3: Cross multiply
    606,800.10x = 910,200.15 × 251,777.10
  4. Step 4: Simplify right side
    606,800.10x = 229,167,554,186.57
  5. Step 5: Solve for x
    x = 229,167,554,186.57/606,800.10
  6. Step 6: Final answer
    x = 377,665.65

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Double scale
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Similar ratio
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1.5x scale

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.