Home / 968,670.62-1,336,829.34-538,951.64

Finding the Fourth Proportional to 968,670.62, 1,336,829.34 and 538,951.64

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Solution

The fourth proportional to 968,670.62, 1,336,829.34 and 538,951.64 is: 743,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,670.62 : 1,336,829.34 = 538,951.64 : x
  2. Step 2: Convert to fraction form
    968,670.62/1,336,829.34 = 538,951.64/x
  3. Step 3: Cross multiply
    968,670.62x = 1,336,829.34 × 538,951.64
  4. Step 4: Simplify right side
    968,670.62x = 720,486,365,193.12
  5. Step 5: Solve for x
    x = 720,486,365,193.12/968,670.62
  6. Step 6: Final answer
    x = 743,788.81

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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.