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Finding the Fourth Proportional to 437,599, 603,887.16 and 236,395

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Solution

The fourth proportional to 437,599, 603,887.16 and 236,395 is: 326,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,599 : 603,887.16 = 236,395 : x
  2. Step 2: Convert to fraction form
    437,599/603,887.16 = 236,395/x
  3. Step 3: Cross multiply
    437,599x = 603,887.16 × 236,395
  4. Step 4: Simplify right side
    437,599x = 142,755,905,188.20
  5. Step 5: Solve for x
    x = 142,755,905,188.20/437,599
  6. Step 6: Final answer
    x = 326,225.39

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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.