Home / 938,140.50-1,294,772.85-594,008.43

Finding the Fourth Proportional to 938,140.50, 1,294,772.85 and 594,008.43

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Solution

The fourth proportional to 938,140.50, 1,294,772.85 and 594,008.43 is: 819,819.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,140.50 : 1,294,772.85 = 594,008.43 : x
  2. Step 2: Convert to fraction form
    938,140.50/1,294,772.85 = 594,008.43/x
  3. Step 3: Cross multiply
    938,140.50x = 1,294,772.85 × 594,008.43
  4. Step 4: Simplify right side
    938,140.50x = 769,105,987,835.13
  5. Step 5: Solve for x
    x = 769,105,987,835.13/938,140.50
  6. Step 6: Final answer
    x = 819,819.62

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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.