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Finding the Fourth Proportional to 617,040.06, 925,326.49 and 336,404.54

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Solution

The fourth proportional to 617,040.06, 925,326.49 and 336,404.54 is: 504,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,040.06 : 925,326.49 = 336,404.54 : x
  2. Step 2: Convert to fraction form
    617,040.06/925,326.49 = 336,404.54/x
  3. Step 3: Cross multiply
    617,040.06x = 925,326.49 × 336,404.54
  4. Step 4: Simplify right side
    617,040.06x = 311,284,032,218.27
  5. Step 5: Solve for x
    x = 311,284,032,218.27/617,040.06
  6. Step 6: Final answer
    x = 504,479.45

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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.