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Finding the Fourth Proportional to 437,465.57, 603,702.48 and 236,261.57

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Solution

The fourth proportional to 437,465.57, 603,702.48 and 236,261.57 is: 326,040.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,465.57 : 603,702.48 = 236,261.57 : x
  2. Step 2: Convert to fraction form
    437,465.57/603,702.48 = 236,261.57/x
  3. Step 3: Cross multiply
    437,465.57x = 603,702.48 × 236,261.57
  4. Step 4: Simplify right side
    437,465.57x = 142,631,691,537.87
  5. Step 5: Solve for x
    x = 142,631,691,537.87/437,465.57
  6. Step 6: Final answer
    x = 326,040.96

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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.