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Finding the Fourth Proportional to 332,883.64, 459,381.24 and 181,980.64

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Solution

The fourth proportional to 332,883.64, 459,381.24 and 181,980.64 is: 251,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,883.64 : 459,381.24 = 181,980.64 : x
  2. Step 2: Convert to fraction form
    332,883.64/459,381.24 = 181,980.64/x
  3. Step 3: Cross multiply
    332,883.64x = 459,381.24 × 181,980.64
  4. Step 4: Simplify right side
    332,883.64x = 83,598,492,059.19
  5. Step 5: Solve for x
    x = 83,598,492,059.19/332,883.64
  6. Step 6: Final answer
    x = 251,134.28

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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.