Home / 986,601.42-1,361,511.75-533,892.54

Finding the Fourth Proportional to 986,601.42, 1,361,511.75 and 533,892.54

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Solution

The fourth proportional to 986,601.42, 1,361,511.75 and 533,892.54 is: 736,772.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,601.42 : 1,361,511.75 = 533,892.54 : x
  2. Step 2: Convert to fraction form
    986,601.42/1,361,511.75 = 533,892.54/x
  3. Step 3: Cross multiply
    986,601.42x = 1,361,511.75 × 533,892.54
  4. Step 4: Simplify right side
    986,601.42x = 726,900,966,447.35
  5. Step 5: Solve for x
    x = 726,900,966,447.35/986,601.42
  6. Step 6: Final answer
    x = 736,772.67

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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.