Home / 932,859.79-1,399,297.51-258,993.64

Finding the Fourth Proportional to 932,859.79, 1,399,297.51 and 258,993.64

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Solution

The fourth proportional to 932,859.79, 1,399,297.51 and 258,993.64 is: 388,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,859.79 : 1,399,297.51 = 258,993.64 : x
  2. Step 2: Convert to fraction form
    932,859.79/1,399,297.51 = 258,993.64/x
  3. Step 3: Cross multiply
    932,859.79x = 1,399,297.51 × 258,993.64
  4. Step 4: Simplify right side
    932,859.79x = 362,409,155,557.84
  5. Step 5: Solve for x
    x = 362,409,155,557.84/932,859.79
  6. Step 6: Final answer
    x = 388,492.63

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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.