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Finding the Fourth Proportional to 291,953.16, 437,793.66 and 151,674.12

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Solution

The fourth proportional to 291,953.16, 437,793.66 and 151,674.12 is: 227,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,953.16 : 437,793.66 = 151,674.12 : x
  2. Step 2: Convert to fraction form
    291,953.16/437,793.66 = 151,674.12/x
  3. Step 3: Cross multiply
    291,953.16x = 437,793.66 × 151,674.12
  4. Step 4: Simplify right side
    291,953.16x = 66,401,968,122.08
  5. Step 5: Solve for x
    x = 66,401,968,122.08/291,953.16
  6. Step 6: Final answer
    x = 227,440.48

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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.