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Finding the Fourth Proportional to 197,485.59, 296,259.21 and 64,334.91

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Solution

The fourth proportional to 197,485.59, 296,259.21 and 64,334.91 is: 96,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,485.59 : 296,259.21 = 64,334.91 : x
  2. Step 2: Convert to fraction form
    197,485.59/296,259.21 = 64,334.91/x
  3. Step 3: Cross multiply
    197,485.59x = 296,259.21 × 64,334.91
  4. Step 4: Simplify right side
    197,485.59x = 19,059,809,612.02
  5. Step 5: Solve for x
    x = 19,059,809,612.02/197,485.59
  6. Step 6: Final answer
    x = 96,512.41

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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.