Home / 692,753.20-1,037,056.20-618,103.60

Finding the Fourth Proportional to 692,753.20, 1,037,056.20 and 618,103.60

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Solution

The fourth proportional to 692,753.20, 1,037,056.20 and 618,103.60 is: 925,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,753.20 : 1,037,056.20 = 618,103.60 : x
  2. Step 2: Convert to fraction form
    692,753.20/1,037,056.20 = 618,103.60/x
  3. Step 3: Cross multiply
    692,753.20x = 1,037,056.20 × 618,103.60
  4. Step 4: Simplify right side
    692,753.20x = 641,008,170,622.32
  5. Step 5: Solve for x
    x = 641,008,170,622.32/692,753.20
  6. Step 6: Final answer
    x = 925,305.25

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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.