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Finding the Fourth Proportional to 444,550.48, 666,229.32 and 286,697.68

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Solution

The fourth proportional to 444,550.48, 666,229.32 and 286,697.68 is: 429,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,550.48 : 666,229.32 = 286,697.68 : x
  2. Step 2: Convert to fraction form
    444,550.48/666,229.32 = 286,697.68/x
  3. Step 3: Cross multiply
    444,550.48x = 666,229.32 × 286,697.68
  4. Step 4: Simplify right side
    444,550.48x = 191,006,400,391.98
  5. Step 5: Solve for x
    x = 191,006,400,391.98/444,550.48
  6. Step 6: Final answer
    x = 429,661.89

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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.