Home / 831,618.78-1,247,417.24-200,527.13

Finding the Fourth Proportional to 831,618.78, 1,247,417.24 and 200,527.13

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Solution

The fourth proportional to 831,618.78, 1,247,417.24 and 200,527.13 is: 300,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,618.78 : 1,247,417.24 = 200,527.13 : x
  2. Step 2: Convert to fraction form
    831,618.78/1,247,417.24 = 200,527.13/x
  3. Step 3: Cross multiply
    831,618.78x = 1,247,417.24 × 200,527.13
  4. Step 4: Simplify right side
    831,618.78x = 250,140,991,810.00
  5. Step 5: Solve for x
    x = 250,140,991,810.00/831,618.78
  6. Step 6: Final answer
    x = 300,788.05

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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.