Home / 944,830.80-1,417,246.20-641,712.60

Finding the Fourth Proportional to 944,830.80, 1,417,246.20 and 641,712.60

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Solution

The fourth proportional to 944,830.80, 1,417,246.20 and 641,712.60 is: 962,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,830.80 : 1,417,246.20 = 641,712.60 : x
  2. Step 2: Convert to fraction form
    944,830.80/1,417,246.20 = 641,712.60/x
  3. Step 3: Cross multiply
    944,830.80x = 1,417,246.20 × 641,712.60
  4. Step 4: Simplify right side
    944,830.80x = 909,464,743,842.12
  5. Step 5: Solve for x
    x = 909,464,743,842.12/944,830.80
  6. Step 6: Final answer
    x = 962,568.90

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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.