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Finding the Fourth Proportional to 295,149.90, 407,304.97 and 167,825.50

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Solution

The fourth proportional to 295,149.90, 407,304.97 and 167,825.50 is: 231,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,149.90 : 407,304.97 = 167,825.50 : x
  2. Step 2: Convert to fraction form
    295,149.90/407,304.97 = 167,825.50/x
  3. Step 3: Cross multiply
    295,149.90x = 407,304.97 × 167,825.50
  4. Step 4: Simplify right side
    295,149.90x = 68,356,160,242.74
  5. Step 5: Solve for x
    x = 68,356,160,242.74/295,149.90
  6. Step 6: Final answer
    x = 231,598.11

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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.