Home / 439,244.75-606,158.16-238,040.75

Finding the Fourth Proportional to 439,244.75, 606,158.16 and 238,040.75

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Solution

The fourth proportional to 439,244.75, 606,158.16 and 238,040.75 is: 328,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,244.75 : 606,158.16 = 238,040.75 : x
  2. Step 2: Convert to fraction form
    439,244.75/606,158.16 = 238,040.75/x
  3. Step 3: Cross multiply
    439,244.75x = 606,158.16 × 238,040.75
  4. Step 4: Simplify right side
    439,244.75x = 144,290,343,025.02
  5. Step 5: Solve for x
    x = 144,290,343,025.02/439,244.75
  6. Step 6: Final answer
    x = 328,496.45

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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.