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Finding the Fourth Proportional to 437,107.05, 603,235.62 and 265,041.45

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Solution

The fourth proportional to 437,107.05, 603,235.62 and 265,041.45 is: 365,774.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,107.05 : 603,235.62 = 265,041.45 : x
  2. Step 2: Convert to fraction form
    437,107.05/603,235.62 = 265,041.45/x
  3. Step 3: Cross multiply
    437,107.05x = 603,235.62 × 265,041.45
  4. Step 4: Simplify right side
    437,107.05x = 159,882,443,416.45
  5. Step 5: Solve for x
    x = 159,882,443,416.45/437,107.05
  6. Step 6: Final answer
    x = 365,774.11

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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.