Home / 681,302.80-1,021,954.20-414,926.20

Finding the Fourth Proportional to 681,302.80, 1,021,954.20 and 414,926.20

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Solution

The fourth proportional to 681,302.80, 1,021,954.20 and 414,926.20 is: 622,389.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,302.80 : 1,021,954.20 = 414,926.20 : x
  2. Step 2: Convert to fraction form
    681,302.80/1,021,954.20 = 414,926.20/x
  3. Step 3: Cross multiply
    681,302.80x = 1,021,954.20 × 414,926.20
  4. Step 4: Simplify right side
    681,302.80x = 424,035,572,780.04
  5. Step 5: Solve for x
    x = 424,035,572,780.04/681,302.80
  6. Step 6: Final answer
    x = 622,389.30

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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.