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Finding the Fourth Proportional to 648,777.22, 973,060.16 and 227,954.86

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Solution

The fourth proportional to 648,777.22, 973,060.16 and 227,954.86 is: 341,895.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,777.22 : 973,060.16 = 227,954.86 : x
  2. Step 2: Convert to fraction form
    648,777.22/973,060.16 = 227,954.86/x
  3. Step 3: Cross multiply
    648,777.22x = 973,060.16 × 227,954.86
  4. Step 4: Simplify right side
    648,777.22x = 221,813,792,544.38
  5. Step 5: Solve for x
    x = 221,813,792,544.38/648,777.22
  6. Step 6: Final answer
    x = 341,895.16

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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.