Home / 901,622.84-1,244,239.52-519,674.22

Finding the Fourth Proportional to 901,622.84, 1,244,239.52 and 519,674.22

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Solution

The fourth proportional to 901,622.84, 1,244,239.52 and 519,674.22 is: 717,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,622.84 : 1,244,239.52 = 519,674.22 : x
  2. Step 2: Convert to fraction form
    901,622.84/1,244,239.52 = 519,674.22/x
  3. Step 3: Cross multiply
    901,622.84x = 1,244,239.52 × 519,674.22
  4. Step 4: Simplify right side
    901,622.84x = 646,599,199,450.80
  5. Step 5: Solve for x
    x = 646,599,199,450.80/901,622.84
  6. Step 6: Final answer
    x = 717,150.43

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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.