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Finding the Fourth Proportional to 606,620.87, 909,953.18 and 227,503.20

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Solution

The fourth proportional to 606,620.87, 909,953.18 and 227,503.20 is: 341,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,620.87 : 909,953.18 = 227,503.20 : x
  2. Step 2: Convert to fraction form
    606,620.87/909,953.18 = 227,503.20/x
  3. Step 3: Cross multiply
    606,620.87x = 909,953.18 × 227,503.20
  4. Step 4: Simplify right side
    606,620.87x = 207,017,259,162.66
  5. Step 5: Solve for x
    x = 207,017,259,162.66/606,620.87
  6. Step 6: Final answer
    x = 341,263.00

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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.