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Finding the Fourth Proportional to 333,099.14, 459,665.35 and 189,905.30

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Solution

The fourth proportional to 333,099.14, 459,665.35 and 189,905.30 is: 262,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,099.14 : 459,665.35 = 189,905.30 : x
  2. Step 2: Convert to fraction form
    333,099.14/459,665.35 = 189,905.30/x
  3. Step 3: Cross multiply
    333,099.14x = 459,665.35 × 189,905.30
  4. Step 4: Simplify right side
    333,099.14x = 87,292,883,418.27
  5. Step 5: Solve for x
    x = 87,292,883,418.27/333,099.14
  6. Step 6: Final answer
    x = 262,062.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.