Home / 800,490.19-1,104,685.19-437,906.27

Finding the Fourth Proportional to 800,490.19, 1,104,685.19 and 437,906.27

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Solution

The fourth proportional to 800,490.19, 1,104,685.19 and 437,906.27 is: 604,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,490.19 : 1,104,685.19 = 437,906.27 : x
  2. Step 2: Convert to fraction form
    800,490.19/1,104,685.19 = 437,906.27/x
  3. Step 3: Cross multiply
    800,490.19x = 1,104,685.19 × 437,906.27
  4. Step 4: Simplify right side
    800,490.19x = 483,748,571,077.14
  5. Step 5: Solve for x
    x = 483,748,571,077.14/800,490.19
  6. Step 6: Final answer
    x = 604,315.43

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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.