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Finding the Fourth Proportional to 236,800.36, 326,784.36 and 134,820.54

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Solution

The fourth proportional to 236,800.36, 326,784.36 and 134,820.54 is: 186,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,800.36 : 326,784.36 = 134,820.54 : x
  2. Step 2: Convert to fraction form
    236,800.36/326,784.36 = 134,820.54/x
  3. Step 3: Cross multiply
    236,800.36x = 326,784.36 × 134,820.54
  4. Step 4: Simplify right side
    236,800.36x = 44,057,243,878.75
  5. Step 5: Solve for x
    x = 44,057,243,878.75/236,800.36
  6. Step 6: Final answer
    x = 186,052.27

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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.