Home / 614,860.28-848,512.16-342,919.16

Finding the Fourth Proportional to 614,860.28, 848,512.16 and 342,919.16

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Solution

The fourth proportional to 614,860.28, 848,512.16 and 342,919.16 is: 473,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,860.28 : 848,512.16 = 342,919.16 : x
  2. Step 2: Convert to fraction form
    614,860.28/848,512.16 = 342,919.16/x
  3. Step 3: Cross multiply
    614,860.28x = 848,512.16 × 342,919.16
  4. Step 4: Simplify right side
    614,860.28x = 290,971,077,156.99
  5. Step 5: Solve for x
    x = 290,971,077,156.99/614,860.28
  6. Step 6: Final answer
    x = 473,231.21

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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.