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Finding the Fourth Proportional to 439,804.83, 606,987.84 and 246,286.22

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Solution

The fourth proportional to 439,804.83, 606,987.84 and 246,286.22 is: 339,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,804.83 : 606,987.84 = 246,286.22 : x
  2. Step 2: Convert to fraction form
    439,804.83/606,987.84 = 246,286.22/x
  3. Step 3: Cross multiply
    439,804.83x = 606,987.84 × 246,286.22
  4. Step 4: Simplify right side
    439,804.83x = 149,492,740,699.57
  5. Step 5: Solve for x
    x = 149,492,740,699.57/439,804.83
  6. Step 6: Final answer
    x = 339,907.00

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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.