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Finding the Fourth Proportional to 298,159.02, 411,452.06 and 170,826.42

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Solution

The fourth proportional to 298,159.02, 411,452.06 and 170,826.42 is: 235,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,159.02 : 411,452.06 = 170,826.42 : x
  2. Step 2: Convert to fraction form
    298,159.02/411,452.06 = 170,826.42/x
  3. Step 3: Cross multiply
    298,159.02x = 411,452.06 × 170,826.42
  4. Step 4: Simplify right side
    298,159.02x = 70,286,882,411.43
  5. Step 5: Solve for x
    x = 70,286,882,411.43/298,159.02
  6. Step 6: Final answer
    x = 235,736.23

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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.