Home / 931,362.48-1,397,093.22-398,346.84

Finding the Fourth Proportional to 931,362.48, 1,397,093.22 and 398,346.84

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Solution

The fourth proportional to 931,362.48, 1,397,093.22 and 398,346.84 is: 597,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,362.48 : 1,397,093.22 = 398,346.84 : x
  2. Step 2: Convert to fraction form
    931,362.48/1,397,093.22 = 398,346.84/x
  3. Step 3: Cross multiply
    931,362.48x = 1,397,093.22 × 398,346.84
  4. Step 4: Simplify right side
    931,362.48x = 556,527,669,372.43
  5. Step 5: Solve for x
    x = 556,527,669,372.43/931,362.48
  6. Step 6: Final answer
    x = 597,541.43

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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.