Home / 635,320.70-953,097.99-208,880.60

Finding the Fourth Proportional to 635,320.70, 953,097.99 and 208,880.60

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Solution

The fourth proportional to 635,320.70, 953,097.99 and 208,880.60 is: 313,359.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,320.70 : 953,097.99 = 208,880.60 : x
  2. Step 2: Convert to fraction form
    635,320.70/953,097.99 = 208,880.60/x
  3. Step 3: Cross multiply
    635,320.70x = 953,097.99 × 208,880.60
  4. Step 4: Simplify right side
    635,320.70x = 199,083,678,965.59
  5. Step 5: Solve for x
    x = 199,083,678,965.59/635,320.70
  6. Step 6: Final answer
    x = 313,359.35

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Similar ratio
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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.