Home / 864,092.60-1,296,138.90-808,796.60

Finding the Fourth Proportional to 864,092.60, 1,296,138.90 and 808,796.60

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Solution

The fourth proportional to 864,092.60, 1,296,138.90 and 808,796.60 is: 1,213,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,092.60 : 1,296,138.90 = 808,796.60 : x
  2. Step 2: Convert to fraction form
    864,092.60/1,296,138.90 = 808,796.60/x
  3. Step 3: Cross multiply
    864,092.60x = 1,296,138.90 × 808,796.60
  4. Step 4: Simplify right side
    864,092.60x = 1,048,312,735,447.74
  5. Step 5: Solve for x
    x = 1,048,312,735,447.74/864,092.60
  6. Step 6: Final answer
    x = 1,213,194.90

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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.