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Finding the Fourth Proportional to 267,365.80, 401,048.70 and 214,877.80

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Solution

The fourth proportional to 267,365.80, 401,048.70 and 214,877.80 is: 322,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,365.80 : 401,048.70 = 214,877.80 : x
  2. Step 2: Convert to fraction form
    267,365.80/401,048.70 = 214,877.80/x
  3. Step 3: Cross multiply
    267,365.80x = 401,048.70 × 214,877.80
  4. Step 4: Simplify right side
    267,365.80x = 86,176,462,348.86
  5. Step 5: Solve for x
    x = 86,176,462,348.86/267,365.80
  6. Step 6: Final answer
    x = 322,316.70

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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.