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Finding the Fourth Proportional to 193,041.60, 289,562.40 and 169,713.60

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Solution

The fourth proportional to 193,041.60, 289,562.40 and 169,713.60 is: 254,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,041.60 : 289,562.40 = 169,713.60 : x
  2. Step 2: Convert to fraction form
    193,041.60/289,562.40 = 169,713.60/x
  3. Step 3: Cross multiply
    193,041.60x = 289,562.40 × 169,713.60
  4. Step 4: Simplify right side
    193,041.60x = 49,142,677,328.64
  5. Step 5: Solve for x
    x = 49,142,677,328.64/193,041.60
  6. Step 6: Final answer
    x = 254,570.40

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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.