Home / 853,123.56-1,279,924.50-373,393.14

Finding the Fourth Proportional to 853,123.56, 1,279,924.50 and 373,393.14

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Solution

The fourth proportional to 853,123.56, 1,279,924.50 and 373,393.14 is: 560,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,123.56 : 1,279,924.50 = 373,393.14 : x
  2. Step 2: Convert to fraction form
    853,123.56/1,279,924.50 = 373,393.14/x
  3. Step 3: Cross multiply
    853,123.56x = 1,279,924.50 × 373,393.14
  4. Step 4: Simplify right side
    853,123.56x = 477,915,028,017.93
  5. Step 5: Solve for x
    x = 477,915,028,017.93/853,123.56
  6. Step 6: Final answer
    x = 560,194.38

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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.