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Finding the Fourth Proportional to 289,580.64, 399,564.24 and 182,088.24

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Solution

The fourth proportional to 289,580.64, 399,564.24 and 182,088.24 is: 251,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,580.64 : 399,564.24 = 182,088.24 : x
  2. Step 2: Convert to fraction form
    289,580.64/399,564.24 = 182,088.24/x
  3. Step 3: Cross multiply
    289,580.64x = 399,564.24 × 182,088.24
  4. Step 4: Simplify right side
    289,580.64x = 72,755,949,228.54
  5. Step 5: Solve for x
    x = 72,755,949,228.54/289,580.64
  6. Step 6: Final answer
    x = 251,245.90

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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.