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Finding the Fourth Proportional to 565,534.80, 848,302.20 and 325,402.20

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Solution

The fourth proportional to 565,534.80, 848,302.20 and 325,402.20 is: 488,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,534.80 : 848,302.20 = 325,402.20 : x
  2. Step 2: Convert to fraction form
    565,534.80/848,302.20 = 325,402.20/x
  3. Step 3: Cross multiply
    565,534.80x = 848,302.20 × 325,402.20
  4. Step 4: Simplify right side
    565,534.80x = 276,039,402,144.84
  5. Step 5: Solve for x
    x = 276,039,402,144.84/565,534.80
  6. Step 6: Final answer
    x = 488,103.30

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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.