Home / 599,784.36-827,569.08-345,135.56

Finding the Fourth Proportional to 599,784.36, 827,569.08 and 345,135.56

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Solution

The fourth proportional to 599,784.36, 827,569.08 and 345,135.56 is: 476,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,784.36 : 827,569.08 = 345,135.56 : x
  2. Step 2: Convert to fraction form
    599,784.36/827,569.08 = 345,135.56/x
  3. Step 3: Cross multiply
    599,784.36x = 827,569.08 × 345,135.56
  4. Step 4: Simplify right side
    599,784.36x = 285,623,517,864.49
  5. Step 5: Solve for x
    x = 285,623,517,864.49/599,784.36
  6. Step 6: Final answer
    x = 476,210.35

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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.