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Finding the Fourth Proportional to 570,437.46, 855,604.98 and 171,167.40

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Solution

The fourth proportional to 570,437.46, 855,604.98 and 171,167.40 is: 256,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,437.46 : 855,604.98 = 171,167.40 : x
  2. Step 2: Convert to fraction form
    570,437.46/855,604.98 = 171,167.40/x
  3. Step 3: Cross multiply
    570,437.46x = 855,604.98 × 171,167.40
  4. Step 4: Simplify right side
    570,437.46x = 146,451,679,853.65
  5. Step 5: Solve for x
    x = 146,451,679,853.65/570,437.46
  6. Step 6: Final answer
    x = 256,735.73

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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.