Home / 865,739.46-1,194,697.53-483,769.38

Finding the Fourth Proportional to 865,739.46, 1,194,697.53 and 483,769.38

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Solution

The fourth proportional to 865,739.46, 1,194,697.53 and 483,769.38 is: 667,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,739.46 : 1,194,697.53 = 483,769.38 : x
  2. Step 2: Convert to fraction form
    865,739.46/1,194,697.53 = 483,769.38/x
  3. Step 3: Cross multiply
    865,739.46x = 1,194,697.53 × 483,769.38
  4. Step 4: Simplify right side
    865,739.46x = 577,958,082,203.02
  5. Step 5: Solve for x
    x = 577,958,082,203.02/865,739.46
  6. Step 6: Final answer
    x = 667,588.93

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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.