Home / 886,058.24-1,328,620.32-386,839.04

Finding the Fourth Proportional to 886,058.24, 1,328,620.32 and 386,839.04

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Solution

The fourth proportional to 886,058.24, 1,328,620.32 and 386,839.04 is: 580,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,058.24 : 1,328,620.32 = 386,839.04 : x
  2. Step 2: Convert to fraction form
    886,058.24/1,328,620.32 = 386,839.04/x
  3. Step 3: Cross multiply
    886,058.24x = 1,328,620.32 × 386,839.04
  4. Step 4: Simplify right side
    886,058.24x = 513,962,209,113.29
  5. Step 5: Solve for x
    x = 513,962,209,113.29/886,058.24
  6. Step 6: Final answer
    x = 580,054.66

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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.