Home / 437,605.20-603,894.24-236,401.20

Finding the Fourth Proportional to 437,605.20, 603,894.24 and 236,401.20

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Solution

The fourth proportional to 437,605.20, 603,894.24 and 236,401.20 is: 326,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,605.20 : 603,894.24 = 236,401.20 : x
  2. Step 2: Convert to fraction form
    437,605.20/603,894.24 = 236,401.20/x
  3. Step 3: Cross multiply
    437,605.20x = 603,894.24 × 236,401.20
  4. Step 4: Simplify right side
    437,605.20x = 142,761,323,009.09
  5. Step 5: Solve for x
    x = 142,761,323,009.09/437,605.20
  6. Step 6: Final answer
    x = 326,233.15

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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.