Home / 692,660.80-1,036,628.02-580,467.70

Finding the Fourth Proportional to 692,660.80, 1,036,628.02 and 580,467.70

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Solution

The fourth proportional to 692,660.80, 1,036,628.02 and 580,467.70 is: 868,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,660.80 : 1,036,628.02 = 580,467.70 : x
  2. Step 2: Convert to fraction form
    692,660.80/1,036,628.02 = 580,467.70/x
  3. Step 3: Cross multiply
    692,660.80x = 1,036,628.02 × 580,467.70
  4. Step 4: Simplify right side
    692,660.80x = 601,729,082,524.95
  5. Step 5: Solve for x
    x = 601,729,082,524.95/692,660.80
  6. Step 6: Final answer
    x = 868,721.14

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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.