Home / 938,190.84-1,294,698.24-508,466.40

Finding the Fourth Proportional to 938,190.84, 1,294,698.24 and 508,466.40

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Solution

The fourth proportional to 938,190.84, 1,294,698.24 and 508,466.40 is: 701,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,190.84 : 1,294,698.24 = 508,466.40 : x
  2. Step 2: Convert to fraction form
    938,190.84/1,294,698.24 = 508,466.40/x
  3. Step 3: Cross multiply
    938,190.84x = 1,294,698.24 × 508,466.40
  4. Step 4: Simplify right side
    938,190.84x = 658,310,553,179.14
  5. Step 5: Solve for x
    x = 658,310,553,179.14/938,190.84
  6. Step 6: Final answer
    x = 701,680.86

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Double scale
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1.5x scale

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.