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Finding the Fourth Proportional to 342,016.04, 471,972.48 and 191,113.04

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Solution

The fourth proportional to 342,016.04, 471,972.48 and 191,113.04 is: 263,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,016.04 : 471,972.48 = 191,113.04 : x
  2. Step 2: Convert to fraction form
    342,016.04/471,972.48 = 191,113.04/x
  3. Step 3: Cross multiply
    342,016.04x = 471,972.48 × 191,113.04
  4. Step 4: Simplify right side
    342,016.04x = 90,200,095,449.14
  5. Step 5: Solve for x
    x = 90,200,095,449.14/342,016.04
  6. Step 6: Final answer
    x = 263,730.60

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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.