Home / 759,000.68-1,046,742.88-629,734.48

Finding the Fourth Proportional to 759,000.68, 1,046,742.88 and 629,734.48

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Solution

The fourth proportional to 759,000.68, 1,046,742.88 and 629,734.48 is: 868,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,000.68 : 1,046,742.88 = 629,734.48 : x
  2. Step 2: Convert to fraction form
    759,000.68/1,046,742.88 = 629,734.48/x
  3. Step 3: Cross multiply
    759,000.68x = 1,046,742.88 × 629,734.48
  4. Step 4: Simplify right side
    759,000.68x = 659,170,083,230.50
  5. Step 5: Solve for x
    x = 659,170,083,230.50/759,000.68
  6. Step 6: Final answer
    x = 868,471.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.