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Finding the Fourth Proportional to 437,349.35, 603,591.26 and 243,774.74

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Solution

The fourth proportional to 437,349.35, 603,591.26 and 243,774.74 is: 336,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,349.35 : 603,591.26 = 243,774.74 : x
  2. Step 2: Convert to fraction form
    437,349.35/603,591.26 = 243,774.74/x
  3. Step 3: Cross multiply
    437,349.35x = 603,591.26 × 243,774.74
  4. Step 4: Simplify right side
    437,349.35x = 147,140,298,235.94
  5. Step 5: Solve for x
    x = 147,140,298,235.94/437,349.35
  6. Step 6: Final answer
    x = 336,436.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.