Home / 863,026.85-1,190,992.71-481,012.63

Finding the Fourth Proportional to 863,026.85, 1,190,992.71 and 481,012.63

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Solution

The fourth proportional to 863,026.85, 1,190,992.71 and 481,012.63 is: 663,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,026.85 : 1,190,992.71 = 481,012.63 : x
  2. Step 2: Convert to fraction form
    863,026.85/1,190,992.71 = 481,012.63/x
  3. Step 3: Cross multiply
    863,026.85x = 1,190,992.71 × 481,012.63
  4. Step 4: Simplify right side
    863,026.85x = 572,882,534,574.24
  5. Step 5: Solve for x
    x = 572,882,534,574.24/863,026.85
  6. Step 6: Final answer
    x = 663,806.15

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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.