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Finding the Fourth Proportional to 228,158.01, 314,753.31 and 147,611.48

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Solution

The fourth proportional to 228,158.01, 314,753.31 and 147,611.48 is: 203,636.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,158.01 : 314,753.31 = 147,611.48 : x
  2. Step 2: Convert to fraction form
    228,158.01/314,753.31 = 147,611.48/x
  3. Step 3: Cross multiply
    228,158.01x = 314,753.31 × 147,611.48
  4. Step 4: Simplify right side
    228,158.01x = 46,461,200,350.23
  5. Step 5: Solve for x
    x = 46,461,200,350.23/228,158.01
  6. Step 6: Final answer
    x = 203,636.07

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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.