Home / 1,010,194.05-1,515,278.12-290,553.33

Finding the Fourth Proportional to 1,010,194.05, 1,515,278.12 and 290,553.33

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Solution

The fourth proportional to 1,010,194.05, 1,515,278.12 and 290,553.33 is: 435,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,194.05 : 1,515,278.12 = 290,553.33 : x
  2. Step 2: Convert to fraction form
    1,010,194.05/1,515,278.12 = 290,553.33/x
  3. Step 3: Cross multiply
    1,010,194.05x = 1,515,278.12 × 290,553.33
  4. Step 4: Simplify right side
    1,010,194.05x = 440,269,102,189.37
  5. Step 5: Solve for x
    x = 440,269,102,189.37/1,010,194.05
  6. Step 6: Final answer
    x = 435,826.27

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1.5x scale

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.