Home / 865,369.32-1,194,209.59-483,396.09

Finding the Fourth Proportional to 865,369.32, 1,194,209.59 and 483,396.09

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Solution

The fourth proportional to 865,369.32, 1,194,209.59 and 483,396.09 is: 667,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,369.32 : 1,194,209.59 = 483,396.09 : x
  2. Step 2: Convert to fraction form
    865,369.32/1,194,209.59 = 483,396.09/x
  3. Step 3: Cross multiply
    865,369.32x = 1,194,209.59 × 483,396.09
  4. Step 4: Simplify right side
    865,369.32x = 577,276,246,446.50
  5. Step 5: Solve for x
    x = 577,276,246,446.50/865,369.32
  6. Step 6: Final answer
    x = 667,086.56

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Double scale
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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.