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Finding the Fourth Proportional to 510,068.54, 703,883.22 and 295,204.30

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Solution

The fourth proportional to 510,068.54, 703,883.22 and 295,204.30 is: 407,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,068.54 : 703,883.22 = 295,204.30 : x
  2. Step 2: Convert to fraction form
    510,068.54/703,883.22 = 295,204.30/x
  3. Step 3: Cross multiply
    510,068.54x = 703,883.22 × 295,204.30
  4. Step 4: Simplify right side
    510,068.54x = 207,789,350,375.12
  5. Step 5: Solve for x
    x = 207,789,350,375.12/510,068.54
  6. Step 6: Final answer
    x = 407,375.35

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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.