Home / 694,683.20-1,042,024.80-526,721.60

Finding the Fourth Proportional to 694,683.20, 1,042,024.80 and 526,721.60

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Solution

The fourth proportional to 694,683.20, 1,042,024.80 and 526,721.60 is: 790,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,683.20 : 1,042,024.80 = 526,721.60 : x
  2. Step 2: Convert to fraction form
    694,683.20/1,042,024.80 = 526,721.60/x
  3. Step 3: Cross multiply
    694,683.20x = 1,042,024.80 × 526,721.60
  4. Step 4: Simplify right side
    694,683.20x = 548,856,969,895.68
  5. Step 5: Solve for x
    x = 548,856,969,895.68/694,683.20
  6. Step 6: Final answer
    x = 790,082.40

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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.