Home / 798,662.56-1,102,156.72-436,089.60

Finding the Fourth Proportional to 798,662.56, 1,102,156.72 and 436,089.60

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Solution

The fourth proportional to 798,662.56, 1,102,156.72 and 436,089.60 is: 601,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,662.56 : 1,102,156.72 = 436,089.60 : x
  2. Step 2: Convert to fraction form
    798,662.56/1,102,156.72 = 436,089.60/x
  3. Step 3: Cross multiply
    798,662.56x = 1,102,156.72 × 436,089.60
  4. Step 4: Simplify right side
    798,662.56x = 480,639,083,162.11
  5. Step 5: Solve for x
    x = 480,639,083,162.11/798,662.56
  6. Step 6: Final answer
    x = 601,804.95

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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.