Home / 697,288.60-1,043,964.60-677,605.60

Finding the Fourth Proportional to 697,288.60, 1,043,964.60 and 677,605.60

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Solution

The fourth proportional to 697,288.60, 1,043,964.60 and 677,605.60 is: 1,014,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,288.60 : 1,043,964.60 = 677,605.60 : x
  2. Step 2: Convert to fraction form
    697,288.60/1,043,964.60 = 677,605.60/x
  3. Step 3: Cross multiply
    697,288.60x = 1,043,964.60 × 677,605.60
  4. Step 4: Simplify right side
    697,288.60x = 707,396,259,161.76
  5. Step 5: Solve for x
    x = 707,396,259,161.76/697,288.60
  6. Step 6: Final answer
    x = 1,014,495.66

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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.