Home / 896,340.48-1,236,943.20-493,932.48

Finding the Fourth Proportional to 896,340.48, 1,236,943.20 and 493,932.48

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Solution

The fourth proportional to 896,340.48, 1,236,943.20 and 493,932.48 is: 681,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,340.48 : 1,236,943.20 = 493,932.48 : x
  2. Step 2: Convert to fraction form
    896,340.48/1,236,943.20 = 493,932.48/x
  3. Step 3: Cross multiply
    896,340.48x = 1,236,943.20 × 493,932.48
  4. Step 4: Simplify right side
    896,340.48x = 610,966,422,395.14
  5. Step 5: Solve for x
    x = 610,966,422,395.14/896,340.48
  6. Step 6: Final answer
    x = 681,623.15

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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.