Home / 734,191.60-1,101,688.80-284,930.32

Finding the Fourth Proportional to 734,191.60, 1,101,688.80 and 284,930.32

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Solution

The fourth proportional to 734,191.60, 1,101,688.80 and 284,930.32 is: 427,551.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,191.60 : 1,101,688.80 = 284,930.32 : x
  2. Step 2: Convert to fraction form
    734,191.60/1,101,688.80 = 284,930.32/x
  3. Step 3: Cross multiply
    734,191.60x = 1,101,688.80 × 284,930.32
  4. Step 4: Simplify right side
    734,191.60x = 313,904,542,324.42
  5. Step 5: Solve for x
    x = 313,904,542,324.42/734,191.60
  6. Step 6: Final answer
    x = 427,551.26

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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.