Home / 307,442.48-458,107.29-273,904.83

Finding the Fourth Proportional to 307,442.48, 458,107.29 and 273,904.83

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Solution

The fourth proportional to 307,442.48, 458,107.29 and 273,904.83 is: 408,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,442.48 : 458,107.29 = 273,904.83 : x
  2. Step 2: Convert to fraction form
    307,442.48/458,107.29 = 273,904.83/x
  3. Step 3: Cross multiply
    307,442.48x = 458,107.29 × 273,904.83
  4. Step 4: Simplify right side
    307,442.48x = 125,477,799,389.21
  5. Step 5: Solve for x
    x = 125,477,799,389.21/307,442.48
  6. Step 6: Final answer
    x = 408,134.24

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1.5x scale

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.