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Finding the Fourth Proportional to 183,800.40, 253,714.68 and 178,744.32

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Solution

The fourth proportional to 183,800.40, 253,714.68 and 178,744.32 is: 246,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,800.40 : 253,714.68 = 178,744.32 : x
  2. Step 2: Convert to fraction form
    183,800.40/253,714.68 = 178,744.32/x
  3. Step 3: Cross multiply
    183,800.40x = 253,714.68 × 178,744.32
  4. Step 4: Simplify right side
    183,800.40x = 45,350,057,950.62
  5. Step 5: Solve for x
    x = 45,350,057,950.62/183,800.40
  6. Step 6: Final answer
    x = 246,735.36

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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.