Home / 446,401.77-616,038.89-242,454.60

Finding the Fourth Proportional to 446,401.77, 616,038.89 and 242,454.60

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Solution

The fourth proportional to 446,401.77, 616,038.89 and 242,454.60 is: 334,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,401.77 : 616,038.89 = 242,454.60 : x
  2. Step 2: Convert to fraction form
    446,401.77/616,038.89 = 242,454.60/x
  3. Step 3: Cross multiply
    446,401.77x = 616,038.89 × 242,454.60
  4. Step 4: Simplify right side
    446,401.77x = 149,361,461,447.12
  5. Step 5: Solve for x
    x = 149,361,461,447.12/446,401.77
  6. Step 6: Final answer
    x = 334,589.76

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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.