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Finding the Fourth Proportional to 333,001.01, 459,234.75 and 218,237.85

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Solution

The fourth proportional to 333,001.01, 459,234.75 and 218,237.85 is: 300,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,001.01 : 459,234.75 = 218,237.85 : x
  2. Step 2: Convert to fraction form
    333,001.01/459,234.75 = 218,237.85/x
  3. Step 3: Cross multiply
    333,001.01x = 459,234.75 × 218,237.85
  4. Step 4: Simplify right side
    333,001.01x = 100,222,404,485.29
  5. Step 5: Solve for x
    x = 100,222,404,485.29/333,001.01
  6. Step 6: Final answer
    x = 300,967.27

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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.