Home / 318,066.76-438,923.46-174,826.84

Finding the Fourth Proportional to 318,066.76, 438,923.46 and 174,826.84

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Solution

The fourth proportional to 318,066.76, 438,923.46 and 174,826.84 is: 241,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,066.76 : 438,923.46 = 174,826.84 : x
  2. Step 2: Convert to fraction form
    318,066.76/438,923.46 = 174,826.84/x
  3. Step 3: Cross multiply
    318,066.76x = 438,923.46 × 174,826.84
  4. Step 4: Simplify right side
    318,066.76x = 76,735,601,513.67
  5. Step 5: Solve for x
    x = 76,735,601,513.67/318,066.76
  6. Step 6: Final answer
    x = 241,256.27

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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.