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Finding the Fourth Proportional to 470,535.44, 705,803.16 and 170,960.18

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Solution

The fourth proportional to 470,535.44, 705,803.16 and 170,960.18 is: 256,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,535.44 : 705,803.16 = 170,960.18 : x
  2. Step 2: Convert to fraction form
    470,535.44/705,803.16 = 170,960.18/x
  3. Step 3: Cross multiply
    470,535.44x = 705,803.16 × 170,960.18
  4. Step 4: Simplify right side
    470,535.44x = 120,664,235,278.17
  5. Step 5: Solve for x
    x = 120,664,235,278.17/470,535.44
  6. Step 6: Final answer
    x = 256,440.27

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.