Home / 572,586.30-858,879.45-146,121.30

Finding the Fourth Proportional to 572,586.30, 858,879.45 and 146,121.30

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Solution

The fourth proportional to 572,586.30, 858,879.45 and 146,121.30 is: 219,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,586.30 : 858,879.45 = 146,121.30 : x
  2. Step 2: Convert to fraction form
    572,586.30/858,879.45 = 146,121.30/x
  3. Step 3: Cross multiply
    572,586.30x = 858,879.45 × 146,121.30
  4. Step 4: Simplify right side
    572,586.30x = 125,500,581,777.29
  5. Step 5: Solve for x
    x = 125,500,581,777.29/572,586.30
  6. Step 6: Final answer
    x = 219,181.95

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Double scale
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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.