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Finding the Fourth Proportional to 235,878.96, 325,460.28 and 197,792.56

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Solution

The fourth proportional to 235,878.96, 325,460.28 and 197,792.56 is: 272,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,878.96 : 325,460.28 = 197,792.56 : x
  2. Step 2: Convert to fraction form
    235,878.96/325,460.28 = 197,792.56/x
  3. Step 3: Cross multiply
    235,878.96x = 325,460.28 × 197,792.56
  4. Step 4: Simplify right side
    235,878.96x = 64,373,621,959.52
  5. Step 5: Solve for x
    x = 64,373,621,959.52/235,878.96
  6. Step 6: Final answer
    x = 272,909.55

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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.