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Finding the Fourth Proportional to 295,259.04, 407,455.20 and 167,934.48

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Solution

The fourth proportional to 295,259.04, 407,455.20 and 167,934.48 is: 231,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,259.04 : 407,455.20 = 167,934.48 : x
  2. Step 2: Convert to fraction form
    295,259.04/407,455.20 = 167,934.48/x
  3. Step 3: Cross multiply
    295,259.04x = 407,455.20 × 167,934.48
  4. Step 4: Simplify right side
    295,259.04x = 68,425,777,135.30
  5. Step 5: Solve for x
    x = 68,425,777,135.30/295,259.04
  6. Step 6: Final answer
    x = 231,748.29

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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.