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Finding the Fourth Proportional to 300,088.11, 450,483.78 and 236,950.81

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Solution

The fourth proportional to 300,088.11, 450,483.78 and 236,950.81 is: 355,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,088.11 : 450,483.78 = 236,950.81 : x
  2. Step 2: Convert to fraction form
    300,088.11/450,483.78 = 236,950.81/x
  3. Step 3: Cross multiply
    300,088.11x = 450,483.78 × 236,950.81
  4. Step 4: Simplify right side
    300,088.11x = 106,742,496,562.86
  5. Step 5: Solve for x
    x = 106,742,496,562.86/300,088.11
  6. Step 6: Final answer
    x = 355,703.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.