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Finding the Fourth Proportional to 437,598, 603,885.78 and 236,394

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Solution

The fourth proportional to 437,598, 603,885.78 and 236,394 is: 326,224.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,598 : 603,885.78 = 236,394 : x
  2. Step 2: Convert to fraction form
    437,598/603,885.78 = 236,394/x
  3. Step 3: Cross multiply
    437,598x = 603,885.78 × 236,394
  4. Step 4: Simplify right side
    437,598x = 142,754,975,077.32
  5. Step 5: Solve for x
    x = 142,754,975,077.32/437,598
  6. Step 6: Final answer
    x = 326,224.01

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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.