Home / 318,027.60-474,362.19-295,982.64

Finding the Fourth Proportional to 318,027.60, 474,362.19 and 295,982.64

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Solution

The fourth proportional to 318,027.60, 474,362.19 and 295,982.64 is: 441,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,027.60 : 474,362.19 = 295,982.64 : x
  2. Step 2: Convert to fraction form
    318,027.60/474,362.19 = 295,982.64/x
  3. Step 3: Cross multiply
    318,027.60x = 474,362.19 × 295,982.64
  4. Step 4: Simplify right side
    318,027.60x = 140,402,973,312.38
  5. Step 5: Solve for x
    x = 140,402,973,312.38/318,027.60
  6. Step 6: Final answer
    x = 441,480.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.