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Finding the Fourth Proportional to 236,041.60, 354,062.40 and 152,060.80

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Solution

The fourth proportional to 236,041.60, 354,062.40 and 152,060.80 is: 228,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,041.60 : 354,062.40 = 152,060.80 : x
  2. Step 2: Convert to fraction form
    236,041.60/354,062.40 = 152,060.80/x
  3. Step 3: Cross multiply
    236,041.60x = 354,062.40 × 152,060.80
  4. Step 4: Simplify right side
    236,041.60x = 53,839,011,793.92
  5. Step 5: Solve for x
    x = 53,839,011,793.92/236,041.60
  6. Step 6: Final answer
    x = 228,091.20

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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.