Home / 427,108.07-589,557.57-245,892.23

Finding the Fourth Proportional to 427,108.07, 589,557.57 and 245,892.23

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Solution

The fourth proportional to 427,108.07, 589,557.57 and 245,892.23 is: 339,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,108.07 : 589,557.57 = 245,892.23 : x
  2. Step 2: Convert to fraction form
    427,108.07/589,557.57 = 245,892.23/x
  3. Step 3: Cross multiply
    427,108.07x = 589,557.57 × 245,892.23
  4. Step 4: Simplify right side
    427,108.07x = 144,967,625,600.68
  5. Step 5: Solve for x
    x = 144,967,625,600.68/427,108.07
  6. Step 6: Final answer
    x = 339,416.73

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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.