Home / 798,647.58-1,102,139.03-436,073.96

Finding the Fourth Proportional to 798,647.58, 1,102,139.03 and 436,073.96

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Solution

The fourth proportional to 798,647.58, 1,102,139.03 and 436,073.96 is: 601,785.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,647.58 : 1,102,139.03 = 436,073.96 : x
  2. Step 2: Convert to fraction form
    798,647.58/1,102,139.03 = 436,073.96/x
  3. Step 3: Cross multiply
    798,647.58x = 1,102,139.03 × 436,073.96
  4. Step 4: Simplify right side
    798,647.58x = 480,614,135,128.19
  5. Step 5: Solve for x
    x = 480,614,135,128.19/798,647.58
  6. Step 6: Final answer
    x = 601,785.00

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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.