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Finding the Fourth Proportional to 236,560.50, 354,820.50 and 86,794.74

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Solution

The fourth proportional to 236,560.50, 354,820.50 and 86,794.74 is: 130,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,560.50 : 354,820.50 = 86,794.74 : x
  2. Step 2: Convert to fraction form
    236,560.50/354,820.50 = 86,794.74/x
  3. Step 3: Cross multiply
    236,560.50x = 354,820.50 × 86,794.74
  4. Step 4: Simplify right side
    236,560.50x = 30,796,553,044.17
  5. Step 5: Solve for x
    x = 30,796,553,044.17/236,560.50
  6. Step 6: Final answer
    x = 130,184.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.