Home / 938,139.57-1,294,771.56-594,007.49

Finding the Fourth Proportional to 938,139.57, 1,294,771.56 and 594,007.49

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Solution

The fourth proportional to 938,139.57, 1,294,771.56 and 594,007.49 is: 819,818.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,139.57 : 1,294,771.56 = 594,007.49 : x
  2. Step 2: Convert to fraction form
    938,139.57/1,294,771.56 = 594,007.49/x
  3. Step 3: Cross multiply
    938,139.57x = 1,294,771.56 × 594,007.49
  4. Step 4: Simplify right side
    938,139.57x = 769,103,998,005.13
  5. Step 5: Solve for x
    x = 769,103,998,005.13/938,139.57
  6. Step 6: Final answer
    x = 819,818.31

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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.