Home / 708,906.80-1,063,360.20-699,575.60

Finding the Fourth Proportional to 708,906.80, 1,063,360.20 and 699,575.60

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Solution

The fourth proportional to 708,906.80, 1,063,360.20 and 699,575.60 is: 1,049,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,906.80 : 1,063,360.20 = 699,575.60 : x
  2. Step 2: Convert to fraction form
    708,906.80/1,063,360.20 = 699,575.60/x
  3. Step 3: Cross multiply
    708,906.80x = 1,063,360.20 × 699,575.60
  4. Step 4: Simplify right side
    708,906.80x = 743,900,849,931.12
  5. Step 5: Solve for x
    x = 743,900,849,931.12/708,906.80
  6. Step 6: Final answer
    x = 1,049,363.40

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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.