Home / 910,822.20-1,367,108.10-462,049.80

Finding the Fourth Proportional to 910,822.20, 1,367,108.10 and 462,049.80

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Solution

The fourth proportional to 910,822.20, 1,367,108.10 and 462,049.80 is: 693,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,822.20 : 1,367,108.10 = 462,049.80 : x
  2. Step 2: Convert to fraction form
    910,822.20/1,367,108.10 = 462,049.80/x
  3. Step 3: Cross multiply
    910,822.20x = 1,367,108.10 × 462,049.80
  4. Step 4: Simplify right side
    910,822.20x = 631,672,024,183.38
  5. Step 5: Solve for x
    x = 631,672,024,183.38/910,822.20
  6. Step 6: Final answer
    x = 693,518.48

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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.