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Finding the Fourth Proportional to 444,661.68, 666,514.16 and 192,061.04

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Solution

The fourth proportional to 444,661.68, 666,514.16 and 192,061.04 is: 287,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,661.68 : 666,514.16 = 192,061.04 : x
  2. Step 2: Convert to fraction form
    444,661.68/666,514.16 = 192,061.04/x
  3. Step 3: Cross multiply
    444,661.68x = 666,514.16 × 192,061.04
  4. Step 4: Simplify right side
    444,661.68x = 128,011,402,744.33
  5. Step 5: Solve for x
    x = 128,011,402,744.33/444,661.68
  6. Step 6: Final answer
    x = 287,884.94

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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.