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Finding the Fourth Proportional to 635,479.66, 953,219.08 and 186,200.26

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Solution

The fourth proportional to 635,479.66, 953,219.08 and 186,200.26 is: 279,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,479.66 : 953,219.08 = 186,200.26 : x
  2. Step 2: Convert to fraction form
    635,479.66/953,219.08 = 186,200.26/x
  3. Step 3: Cross multiply
    635,479.66x = 953,219.08 × 186,200.26
  4. Step 4: Simplify right side
    635,479.66x = 177,489,640,532.96
  5. Step 5: Solve for x
    x = 177,489,640,532.96/635,479.66
  6. Step 6: Final answer
    x = 279,300.27

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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.