Home / 450,054.43-621,065.75-246,103.04

Finding the Fourth Proportional to 450,054.43, 621,065.75 and 246,103.04

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Solution

The fourth proportional to 450,054.43, 621,065.75 and 246,103.04 is: 339,617.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,054.43 : 621,065.75 = 246,103.04 : x
  2. Step 2: Convert to fraction form
    450,054.43/621,065.75 = 246,103.04/x
  3. Step 3: Cross multiply
    450,054.43x = 621,065.75 × 246,103.04
  4. Step 4: Simplify right side
    450,054.43x = 152,846,169,437.03
  5. Step 5: Solve for x
    x = 152,846,169,437.03/450,054.43
  6. Step 6: Final answer
    x = 339,617.08

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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.