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Finding the Fourth Proportional to 503,296.68, 755,411.58 and 254,153.64

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Solution

The fourth proportional to 503,296.68, 755,411.58 and 254,153.64 is: 381,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,296.68 : 755,411.58 = 254,153.64 : x
  2. Step 2: Convert to fraction form
    503,296.68/755,411.58 = 254,153.64/x
  3. Step 3: Cross multiply
    503,296.68x = 755,411.58 × 254,153.64
  4. Step 4: Simplify right side
    503,296.68x = 191,990,602,755.15
  5. Step 5: Solve for x
    x = 191,990,602,755.15/503,296.68
  6. Step 6: Final answer
    x = 381,466.06

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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.