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Finding the Fourth Proportional to 272,436.60, 407,877.30 and 241,332.60

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Solution

The fourth proportional to 272,436.60, 407,877.30 and 241,332.60 is: 361,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,436.60 : 407,877.30 = 241,332.60 : x
  2. Step 2: Convert to fraction form
    272,436.60/407,877.30 = 241,332.60/x
  3. Step 3: Cross multiply
    272,436.60x = 407,877.30 × 241,332.60
  4. Step 4: Simplify right side
    272,436.60x = 98,434,089,289.98
  5. Step 5: Solve for x
    x = 98,434,089,289.98/272,436.60
  6. Step 6: Final answer
    x = 361,310.08

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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.