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Finding the Fourth Proportional to 570,687.46, 856,004.51 and 233,644.77

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Solution

The fourth proportional to 570,687.46, 856,004.51 and 233,644.77 is: 350,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,687.46 : 856,004.51 = 233,644.77 : x
  2. Step 2: Convert to fraction form
    570,687.46/856,004.51 = 233,644.77/x
  3. Step 3: Cross multiply
    570,687.46x = 856,004.51 × 233,644.77
  4. Step 4: Simplify right side
    570,687.46x = 200,000,977,442.03
  5. Step 5: Solve for x
    x = 200,000,977,442.03/570,687.46
  6. Step 6: Final answer
    x = 350,456.23

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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.