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Finding the Fourth Proportional to 177,400.70, 266,101.05 and 166,903.10

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Solution

The fourth proportional to 177,400.70, 266,101.05 and 166,903.10 is: 250,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,400.70 : 266,101.05 = 166,903.10 : x
  2. Step 2: Convert to fraction form
    177,400.70/266,101.05 = 166,903.10/x
  3. Step 3: Cross multiply
    177,400.70x = 266,101.05 × 166,903.10
  4. Step 4: Simplify right side
    177,400.70x = 44,413,090,158.26
  5. Step 5: Solve for x
    x = 44,413,090,158.26/177,400.70
  6. Step 6: Final answer
    x = 250,354.65

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1.5x scale

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.