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Finding the Fourth Proportional to 332,883.75, 459,381.20 and 181,980.75

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Solution

The fourth proportional to 332,883.75, 459,381.20 and 181,980.75 is: 251,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,883.75 : 459,381.20 = 181,980.75 : x
  2. Step 2: Convert to fraction form
    332,883.75/459,381.20 = 181,980.75/x
  3. Step 3: Cross multiply
    332,883.75x = 459,381.20 × 181,980.75
  4. Step 4: Simplify right side
    332,883.75x = 83,598,534,402.00
  5. Step 5: Solve for x
    x = 83,598,534,402.00/332,883.75
  6. Step 6: Final answer
    x = 251,134.32

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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.