Home / 307,437.48-458,100.03-273,899.85

Finding the Fourth Proportional to 307,437.48, 458,100.03 and 273,899.85

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Solution

The fourth proportional to 307,437.48, 458,100.03 and 273,899.85 is: 408,126.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,437.48 : 458,100.03 = 273,899.85 : x
  2. Step 2: Convert to fraction form
    307,437.48/458,100.03 = 273,899.85/x
  3. Step 3: Cross multiply
    307,437.48x = 458,100.03 × 273,899.85
  4. Step 4: Simplify right side
    307,437.48x = 125,473,529,502.00
  5. Step 5: Solve for x
    x = 125,473,529,502.00/307,437.48
  6. Step 6: Final answer
    x = 408,126.98

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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.