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Finding the Fourth Proportional to 701,545.39, 968,109.06 and 443,561.20

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Solution

The fourth proportional to 701,545.39, 968,109.06 and 443,561.20 is: 612,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,545.39 : 968,109.06 = 443,561.20 : x
  2. Step 2: Convert to fraction form
    701,545.39/968,109.06 = 443,561.20/x
  3. Step 3: Cross multiply
    701,545.39x = 968,109.06 × 443,561.20
  4. Step 4: Simplify right side
    701,545.39x = 429,415,615,627.55
  5. Step 5: Solve for x
    x = 429,415,615,627.55/701,545.39
  6. Step 6: Final answer
    x = 612,099.55

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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.