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Finding the Fourth Proportional to 606,601.20, 910,011.15 and 251,651.10

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Solution

The fourth proportional to 606,601.20, 910,011.15 and 251,651.10 is: 377,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,601.20 : 910,011.15 = 251,651.10 : x
  2. Step 2: Convert to fraction form
    606,601.20/910,011.15 = 251,651.10/x
  3. Step 3: Cross multiply
    606,601.20x = 910,011.15 × 251,651.10
  4. Step 4: Simplify right side
    606,601.20x = 229,005,306,909.77
  5. Step 5: Solve for x
    x = 229,005,306,909.77/606,601.20
  6. Step 6: Final answer
    x = 377,522.01

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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.