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Finding the Fourth Proportional to 522,313.04, 783,469.82 and 344,778.56

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Solution

The fourth proportional to 522,313.04, 783,469.82 and 344,778.56 is: 517,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,313.04 : 783,469.82 = 344,778.56 : x
  2. Step 2: Convert to fraction form
    522,313.04/783,469.82 = 344,778.56/x
  3. Step 3: Cross multiply
    522,313.04x = 783,469.82 × 344,778.56
  4. Step 4: Simplify right side
    522,313.04x = 270,123,596,225.67
  5. Step 5: Solve for x
    x = 270,123,596,225.67/522,313.04
  6. Step 6: Final answer
    x = 517,168.01

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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.