Home / 930,849.20-1,395,092.76-481,486.16

Finding the Fourth Proportional to 930,849.20, 1,395,092.76 and 481,486.16

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Solution

The fourth proportional to 930,849.20, 1,395,092.76 and 481,486.16 is: 721,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,849.20 : 1,395,092.76 = 481,486.16 : x
  2. Step 2: Convert to fraction form
    930,849.20/1,395,092.76 = 481,486.16/x
  3. Step 3: Cross multiply
    930,849.20x = 1,395,092.76 × 481,486.16
  4. Step 4: Simplify right side
    930,849.20x = 671,717,855,856.20
  5. Step 5: Solve for x
    x = 671,717,855,856.20/930,849.20
  6. Step 6: Final answer
    x = 721,618.34

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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.