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Finding the Fourth Proportional to 235,999.20, 354,200.40 and 95,858.40

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Solution

The fourth proportional to 235,999.20, 354,200.40 and 95,858.40 is: 143,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,999.20 : 354,200.40 = 95,858.40 : x
  2. Step 2: Convert to fraction form
    235,999.20/354,200.40 = 95,858.40/x
  3. Step 3: Cross multiply
    235,999.20x = 354,200.40 × 95,858.40
  4. Step 4: Simplify right side
    235,999.20x = 33,953,083,623.36
  5. Step 5: Solve for x
    x = 33,953,083,623.36/235,999.20
  6. Step 6: Final answer
    x = 143,869.49

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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.