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Finding the Fourth Proportional to 564,922.21, 850,437.42 and 514,644.36

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Solution

The fourth proportional to 564,922.21, 850,437.42 and 514,644.36 is: 774,748.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,922.21 : 850,437.42 = 514,644.36 : x
  2. Step 2: Convert to fraction form
    564,922.21/850,437.42 = 514,644.36/x
  3. Step 3: Cross multiply
    564,922.21x = 850,437.42 × 514,644.36
  4. Step 4: Simplify right side
    564,922.21x = 437,672,821,735.95
  5. Step 5: Solve for x
    x = 437,672,821,735.95/564,922.21
  6. Step 6: Final answer
    x = 774,748.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.