Home / 787,263.59-1,086,527.91-443,166.14

Finding the Fourth Proportional to 787,263.59, 1,086,527.91 and 443,166.14

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Solution

The fourth proportional to 787,263.59, 1,086,527.91 and 443,166.14 is: 611,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,263.59 : 1,086,527.91 = 443,166.14 : x
  2. Step 2: Convert to fraction form
    787,263.59/1,086,527.91 = 443,166.14/x
  3. Step 3: Cross multiply
    787,263.59x = 1,086,527.91 × 443,166.14
  4. Step 4: Simplify right side
    787,263.59x = 481,512,374,444.33
  5. Step 5: Solve for x
    x = 481,512,374,444.33/787,263.59
  6. Step 6: Final answer
    x = 611,627.90

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Double scale
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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.