Home / 1,289,880.59-1,934,864.55-343,252.22

Finding the Fourth Proportional to 1,289,880.59, 1,934,864.55 and 343,252.22

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Solution

The fourth proportional to 1,289,880.59, 1,934,864.55 and 343,252.22 is: 514,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,880.59 : 1,934,864.55 = 343,252.22 : x
  2. Step 2: Convert to fraction form
    1,289,880.59/1,934,864.55 = 343,252.22/x
  3. Step 3: Cross multiply
    1,289,880.59x = 1,934,864.55 × 343,252.22
  4. Step 4: Simplify right side
    1,289,880.59x = 664,146,542,512.48
  5. Step 5: Solve for x
    x = 664,146,542,512.48/1,289,880.59
  6. Step 6: Final answer
    x = 514,889.94

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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.