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Finding the Fourth Proportional to 437,550, 603,819.54 and 236,346

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Solution

The fourth proportional to 437,550, 603,819.54 and 236,346 is: 326,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,550 : 603,819.54 = 236,346 : x
  2. Step 2: Convert to fraction form
    437,550/603,819.54 = 236,346/x
  3. Step 3: Cross multiply
    437,550x = 603,819.54 × 236,346
  4. Step 4: Simplify right side
    437,550x = 142,710,333,000.84
  5. Step 5: Solve for x
    x = 142,710,333,000.84/437,550
  6. Step 6: Final answer
    x = 326,157.77

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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.