Home / 434,107.64-599,076.77-243,120.57

Finding the Fourth Proportional to 434,107.64, 599,076.77 and 243,120.57

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Solution

The fourth proportional to 434,107.64, 599,076.77 and 243,120.57 is: 335,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,107.64 : 599,076.77 = 243,120.57 : x
  2. Step 2: Convert to fraction form
    434,107.64/599,076.77 = 243,120.57/x
  3. Step 3: Cross multiply
    434,107.64x = 599,076.77 × 243,120.57
  4. Step 4: Simplify right side
    434,107.64x = 145,647,884,580.56
  5. Step 5: Solve for x
    x = 145,647,884,580.56/434,107.64
  6. Step 6: Final answer
    x = 335,511.00

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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.