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Finding the Fourth Proportional to 474,408.87, 654,683.41 and 259,548.42

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Solution

The fourth proportional to 474,408.87, 654,683.41 and 259,548.42 is: 358,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,408.87 : 654,683.41 = 259,548.42 : x
  2. Step 2: Convert to fraction form
    474,408.87/654,683.41 = 259,548.42/x
  3. Step 3: Cross multiply
    474,408.87x = 654,683.41 × 259,548.42
  4. Step 4: Simplify right side
    474,408.87x = 169,922,044,665.71
  5. Step 5: Solve for x
    x = 169,922,044,665.71/474,408.87
  6. Step 6: Final answer
    x = 358,176.37

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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.