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Finding the Fourth Proportional to 267,030.96, 368,336.80 and 165,087.60

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Solution

The fourth proportional to 267,030.96, 368,336.80 and 165,087.60 is: 227,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,030.96 : 368,336.80 = 165,087.60 : x
  2. Step 2: Convert to fraction form
    267,030.96/368,336.80 = 165,087.60/x
  3. Step 3: Cross multiply
    267,030.96x = 368,336.80 × 165,087.60
  4. Step 4: Simplify right side
    267,030.96x = 60,807,838,303.68
  5. Step 5: Solve for x
    x = 60,807,838,303.68/267,030.96
  6. Step 6: Final answer
    x = 227,718.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.