Home / 860,784.30-1,188,110.43-606,249.90

Finding the Fourth Proportional to 860,784.30, 1,188,110.43 and 606,249.90

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Solution

The fourth proportional to 860,784.30, 1,188,110.43 and 606,249.90 is: 836,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,784.30 : 1,188,110.43 = 606,249.90 : x
  2. Step 2: Convert to fraction form
    860,784.30/1,188,110.43 = 606,249.90/x
  3. Step 3: Cross multiply
    860,784.30x = 1,188,110.43 × 606,249.90
  4. Step 4: Simplify right side
    860,784.30x = 720,291,829,376.46
  5. Step 5: Solve for x
    x = 720,291,829,376.46/860,784.30
  6. Step 6: Final answer
    x = 836,785.51

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1.5x scale

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.