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Finding the Fourth Proportional to 296,699.81, 444,563.15 and 125,784.96

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Solution

The fourth proportional to 296,699.81, 444,563.15 and 125,784.96 is: 188,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,699.81 : 444,563.15 = 125,784.96 : x
  2. Step 2: Convert to fraction form
    296,699.81/444,563.15 = 125,784.96/x
  3. Step 3: Cross multiply
    296,699.81x = 444,563.15 × 125,784.96
  4. Step 4: Simplify right side
    296,699.81x = 55,919,358,040.22
  5. Step 5: Solve for x
    x = 55,919,358,040.22/296,699.81
  6. Step 6: Final answer
    x = 188,471.16

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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.