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Finding the Fourth Proportional to 565,516.05, 848,274.08 and 325,383.45

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Solution

The fourth proportional to 565,516.05, 848,274.08 and 325,383.45 is: 488,075.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,516.05 : 848,274.08 = 325,383.45 : x
  2. Step 2: Convert to fraction form
    565,516.05/848,274.08 = 325,383.45/x
  3. Step 3: Cross multiply
    565,516.05x = 848,274.08 × 325,383.45
  4. Step 4: Simplify right side
    565,516.05x = 276,014,345,069.06
  5. Step 5: Solve for x
    x = 276,014,345,069.06/565,516.05
  6. Step 6: Final answer
    x = 488,075.18

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Double scale
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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.