Home / 866,885.10-1,195,778.34-572,536.62

Finding the Fourth Proportional to 866,885.10, 1,195,778.34 and 572,536.62

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Solution

The fourth proportional to 866,885.10, 1,195,778.34 and 572,536.62 is: 789,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,885.10 : 1,195,778.34 = 572,536.62 : x
  2. Step 2: Convert to fraction form
    866,885.10/1,195,778.34 = 572,536.62/x
  3. Step 3: Cross multiply
    866,885.10x = 1,195,778.34 × 572,536.62
  4. Step 4: Simplify right side
    866,885.10x = 684,626,889,052.81
  5. Step 5: Solve for x
    x = 684,626,889,052.81/866,885.10
  6. Step 6: Final answer
    x = 789,755.05

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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.