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Finding the Fourth Proportional to 291,895.66, 437,707.41 and 151,616.62

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Solution

The fourth proportional to 291,895.66, 437,707.41 and 151,616.62 is: 227,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,895.66 : 437,707.41 = 151,616.62 : x
  2. Step 2: Convert to fraction form
    291,895.66/437,707.41 = 151,616.62/x
  3. Step 3: Cross multiply
    291,895.66x = 437,707.41 × 151,616.62
  4. Step 4: Simplify right side
    291,895.66x = 66,363,718,053.15
  5. Step 5: Solve for x
    x = 66,363,718,053.15/291,895.66
  6. Step 6: Final answer
    x = 227,354.25

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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.