Home / 689,949.52-1,034,851.56-184,561.56

Finding the Fourth Proportional to 689,949.52, 1,034,851.56 and 184,561.56

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Solution

The fourth proportional to 689,949.52, 1,034,851.56 and 184,561.56 is: 276,822.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,949.52 : 1,034,851.56 = 184,561.56 : x
  2. Step 2: Convert to fraction form
    689,949.52/1,034,851.56 = 184,561.56/x
  3. Step 3: Cross multiply
    689,949.52x = 1,034,851.56 × 184,561.56
  4. Step 4: Simplify right side
    689,949.52x = 190,993,818,282.03
  5. Step 5: Solve for x
    x = 190,993,818,282.03/689,949.52
  6. Step 6: Final answer
    x = 276,822.89

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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.