Home / 934,651.71-1,289,819.34-526,768.47

Finding the Fourth Proportional to 934,651.71, 1,289,819.34 and 526,768.47

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Solution

The fourth proportional to 934,651.71, 1,289,819.34 and 526,768.47 is: 726,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,651.71 : 1,289,819.34 = 526,768.47 : x
  2. Step 2: Convert to fraction form
    934,651.71/1,289,819.34 = 526,768.47/x
  3. Step 3: Cross multiply
    934,651.71x = 1,289,819.34 × 526,768.47
  4. Step 4: Simplify right side
    934,651.71x = 679,436,160,308.21
  5. Step 5: Solve for x
    x = 679,436,160,308.21/934,651.71
  6. Step 6: Final answer
    x = 726,940.48

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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.