Home / 926,418.79-1,389,740.26-327,257.33

Finding the Fourth Proportional to 926,418.79, 1,389,740.26 and 327,257.33

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Solution

The fourth proportional to 926,418.79, 1,389,740.26 and 327,257.33 is: 490,925.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,418.79 : 1,389,740.26 = 327,257.33 : x
  2. Step 2: Convert to fraction form
    926,418.79/1,389,740.26 = 327,257.33/x
  3. Step 3: Cross multiply
    926,418.79x = 1,389,740.26 × 327,257.33
  4. Step 4: Simplify right side
    926,418.79x = 454,802,686,881.11
  5. Step 5: Solve for x
    x = 454,802,686,881.11/926,418.79
  6. Step 6: Final answer
    x = 490,925.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.