Home / 450,403.25-621,551.18-246,451.83

Finding the Fourth Proportional to 450,403.25, 621,551.18 and 246,451.83

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Solution

The fourth proportional to 450,403.25, 621,551.18 and 246,451.83 is: 340,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,403.25 : 621,551.18 = 246,451.83 : x
  2. Step 2: Convert to fraction form
    450,403.25/621,551.18 = 246,451.83/x
  3. Step 3: Cross multiply
    450,403.25x = 621,551.18 × 246,451.83
  4. Step 4: Simplify right side
    450,403.25x = 153,182,424,517.40
  5. Step 5: Solve for x
    x = 153,182,424,517.40/450,403.25
  6. Step 6: Final answer
    x = 340,100.62

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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.