Home / 939,608.91-1,296,630.99-526,146.84

Finding the Fourth Proportional to 939,608.91, 1,296,630.99 and 526,146.84

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Solution

The fourth proportional to 939,608.91, 1,296,630.99 and 526,146.84 is: 726,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,608.91 : 1,296,630.99 = 526,146.84 : x
  2. Step 2: Convert to fraction form
    939,608.91/1,296,630.99 = 526,146.84/x
  3. Step 3: Cross multiply
    939,608.91x = 1,296,630.99 × 526,146.84
  4. Step 4: Simplify right side
    939,608.91x = 682,218,298,034.57
  5. Step 5: Solve for x
    x = 682,218,298,034.57/939,608.91
  6. Step 6: Final answer
    x = 726,066.23

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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.