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Finding the Fourth Proportional to 522,023.70, 783,035.55 and 362,591.40

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Solution

The fourth proportional to 522,023.70, 783,035.55 and 362,591.40 is: 543,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,023.70 : 783,035.55 = 362,591.40 : x
  2. Step 2: Convert to fraction form
    522,023.70/783,035.55 = 362,591.40/x
  3. Step 3: Cross multiply
    522,023.70x = 783,035.55 × 362,591.40
  4. Step 4: Simplify right side
    522,023.70x = 283,921,956,324.27
  5. Step 5: Solve for x
    x = 283,921,956,324.27/522,023.70
  6. Step 6: Final answer
    x = 543,887.10

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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.