Home / 692,662.55-1,036,630.64-580,469.45

Finding the Fourth Proportional to 692,662.55, 1,036,630.64 and 580,469.45

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Solution

The fourth proportional to 692,662.55, 1,036,630.64 and 580,469.45 is: 868,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,662.55 : 1,036,630.64 = 580,469.45 : x
  2. Step 2: Convert to fraction form
    692,662.55/1,036,630.64 = 580,469.45/x
  3. Step 3: Cross multiply
    692,662.55x = 1,036,630.64 × 580,469.45
  4. Step 4: Simplify right side
    692,662.55x = 601,732,417,453.95
  5. Step 5: Solve for x
    x = 601,732,417,453.95/692,662.55
  6. Step 6: Final answer
    x = 868,723.76

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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.