Home / 649,400.31-896,212.22-362,943.27

Finding the Fourth Proportional to 649,400.31, 896,212.22 and 362,943.27

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Solution

The fourth proportional to 649,400.31, 896,212.22 and 362,943.27 is: 500,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,400.31 : 896,212.22 = 362,943.27 : x
  2. Step 2: Convert to fraction form
    649,400.31/896,212.22 = 362,943.27/x
  3. Step 3: Cross multiply
    649,400.31x = 896,212.22 × 362,943.27
  4. Step 4: Simplify right side
    649,400.31x = 325,274,191,926.04
  5. Step 5: Solve for x
    x = 325,274,191,926.04/649,400.31
  6. Step 6: Final answer
    x = 500,883.95

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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.