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Finding the Fourth Proportional to 177,662.20, 266,493.30 and 51,302.20

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Solution

The fourth proportional to 177,662.20, 266,493.30 and 51,302.20 is: 76,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,662.20 : 266,493.30 = 51,302.20 : x
  2. Step 2: Convert to fraction form
    177,662.20/266,493.30 = 51,302.20/x
  3. Step 3: Cross multiply
    177,662.20x = 266,493.30 × 51,302.20
  4. Step 4: Simplify right side
    177,662.20x = 13,671,692,575.26
  5. Step 5: Solve for x
    x = 13,671,692,575.26/177,662.20
  6. Step 6: Final answer
    x = 76,953.30

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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.