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Finding the Fourth Proportional to 333,124.70, 459,699.91 and 189,857.07

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Solution

The fourth proportional to 333,124.70, 459,699.91 and 189,857.07 is: 261,995.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,124.70 : 459,699.91 = 189,857.07 : x
  2. Step 2: Convert to fraction form
    333,124.70/459,699.91 = 189,857.07/x
  3. Step 3: Cross multiply
    333,124.70x = 459,699.91 × 189,857.07
  4. Step 4: Simplify right side
    333,124.70x = 87,277,277,042.58
  5. Step 5: Solve for x
    x = 87,277,277,042.58/333,124.70
  6. Step 6: Final answer
    x = 261,995.81

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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.