Home / 803,840.49-1,205,786.25-404,262.83

Finding the Fourth Proportional to 803,840.49, 1,205,786.25 and 404,262.83

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Solution

The fourth proportional to 803,840.49, 1,205,786.25 and 404,262.83 is: 606,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,840.49 : 1,205,786.25 = 404,262.83 : x
  2. Step 2: Convert to fraction form
    803,840.49/1,205,786.25 = 404,262.83/x
  3. Step 3: Cross multiply
    803,840.49x = 1,205,786.25 × 404,262.83
  4. Step 4: Simplify right side
    803,840.49x = 487,454,564,814.55
  5. Step 5: Solve for x
    x = 487,454,564,814.55/803,840.49
  6. Step 6: Final answer
    x = 606,407.08

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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.