Home / 938,297.56-1,294,819.12-556,097.44

Finding the Fourth Proportional to 938,297.56, 1,294,819.12 and 556,097.44

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Solution

The fourth proportional to 938,297.56, 1,294,819.12 and 556,097.44 is: 767,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,297.56 : 1,294,819.12 = 556,097.44 : x
  2. Step 2: Convert to fraction form
    938,297.56/1,294,819.12 = 556,097.44/x
  3. Step 3: Cross multiply
    938,297.56x = 1,294,819.12 × 556,097.44
  4. Step 4: Simplify right side
    938,297.56x = 720,045,597,895.05
  5. Step 5: Solve for x
    x = 720,045,597,895.05/938,297.56
  6. Step 6: Final answer
    x = 767,395.79

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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.