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Finding the Fourth Proportional to 437,562, 603,836.10 and 236,358

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Solution

The fourth proportional to 437,562, 603,836.10 and 236,358 is: 326,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,562 : 603,836.10 = 236,358 : x
  2. Step 2: Convert to fraction form
    437,562/603,836.10 = 236,358/x
  3. Step 3: Cross multiply
    437,562x = 603,836.10 × 236,358
  4. Step 4: Simplify right side
    437,562x = 142,721,492,923.80
  5. Step 5: Solve for x
    x = 142,721,492,923.80/437,562
  6. Step 6: Final answer
    x = 326,174.33

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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.