Home / 896,864.32-1,237,664.56-494,456.32

Finding the Fourth Proportional to 896,864.32, 1,237,664.56 and 494,456.32

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Solution

The fourth proportional to 896,864.32, 1,237,664.56 and 494,456.32 is: 682,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,864.32 : 1,237,664.56 = 494,456.32 : x
  2. Step 2: Convert to fraction form
    896,864.32/1,237,664.56 = 494,456.32/x
  3. Step 3: Cross multiply
    896,864.32x = 1,237,664.56 × 494,456.32
  4. Step 4: Simplify right side
    896,864.32x = 611,971,063,732.02
  5. Step 5: Solve for x
    x = 611,971,063,732.02/896,864.32
  6. Step 6: Final answer
    x = 682,345.20

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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.