Home / 792,806.80-1,186,780.20-436,730.80

Finding the Fourth Proportional to 792,806.80, 1,186,780.20 and 436,730.80

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Solution

The fourth proportional to 792,806.80, 1,186,780.20 and 436,730.80 is: 653,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,806.80 : 1,186,780.20 = 436,730.80 : x
  2. Step 2: Convert to fraction form
    792,806.80/1,186,780.20 = 436,730.80/x
  3. Step 3: Cross multiply
    792,806.80x = 1,186,780.20 × 436,730.80
  4. Step 4: Simplify right side
    792,806.80x = 518,303,466,170.16
  5. Step 5: Solve for x
    x = 518,303,466,170.16/792,806.80
  6. Step 6: Final answer
    x = 653,757.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.