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Finding the Fourth Proportional to 403,953.04, 605,944.98 and 151,206.94

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Solution

The fourth proportional to 403,953.04, 605,944.98 and 151,206.94 is: 226,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,953.04 : 605,944.98 = 151,206.94 : x
  2. Step 2: Convert to fraction form
    403,953.04/605,944.98 = 151,206.94/x
  3. Step 3: Cross multiply
    403,953.04x = 605,944.98 × 151,206.94
  4. Step 4: Simplify right side
    403,953.04x = 91,623,086,234.16
  5. Step 5: Solve for x
    x = 91,623,086,234.16/403,953.04
  6. Step 6: Final answer
    x = 226,816.18

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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.