Home / 292,847.20-438,768.84-196,604.16

Finding the Fourth Proportional to 292,847.20, 438,768.84 and 196,604.16

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Solution

The fourth proportional to 292,847.20, 438,768.84 and 196,604.16 is: 294,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,847.20 : 438,768.84 = 196,604.16 : x
  2. Step 2: Convert to fraction form
    292,847.20/438,768.84 = 196,604.16/x
  3. Step 3: Cross multiply
    292,847.20x = 438,768.84 × 196,604.16
  4. Step 4: Simplify right side
    292,847.20x = 86,263,779,222.37
  5. Step 5: Solve for x
    x = 86,263,779,222.37/292,847.20
  6. Step 6: Final answer
    x = 294,569.25

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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.