Home / 805,450.59-1,111,525.97-442,897.83

Finding the Fourth Proportional to 805,450.59, 1,111,525.97 and 442,897.83

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Solution

The fourth proportional to 805,450.59, 1,111,525.97 and 442,897.83 is: 611,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,450.59 : 1,111,525.97 = 442,897.83 : x
  2. Step 2: Convert to fraction form
    805,450.59/1,111,525.97 = 442,897.83/x
  3. Step 3: Cross multiply
    805,450.59x = 1,111,525.97 × 442,897.83
  4. Step 4: Simplify right side
    805,450.59x = 492,292,440,101.65
  5. Step 5: Solve for x
    x = 492,292,440,101.65/805,450.59
  6. Step 6: Final answer
    x = 611,201.29

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Double scale
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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.