Home / 999,672.92-1,379,544.45-540,786.34

Finding the Fourth Proportional to 999,672.92, 1,379,544.45 and 540,786.34

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Solution

The fourth proportional to 999,672.92, 1,379,544.45 and 540,786.34 is: 746,282.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,672.92 : 1,379,544.45 = 540,786.34 : x
  2. Step 2: Convert to fraction form
    999,672.92/1,379,544.45 = 540,786.34/x
  3. Step 3: Cross multiply
    999,672.92x = 1,379,544.45 × 540,786.34
  4. Step 4: Simplify right side
    999,672.92x = 746,038,790,533.95
  5. Step 5: Solve for x
    x = 746,038,790,533.95/999,672.92
  6. Step 6: Final answer
    x = 746,282.88

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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.