Home / 448,629.69-619,091.86-247,425.69

Finding the Fourth Proportional to 448,629.69, 619,091.86 and 247,425.69

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Solution

The fourth proportional to 448,629.69, 619,091.86 and 247,425.69 is: 341,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,629.69 : 619,091.86 = 247,425.69 : x
  2. Step 2: Convert to fraction form
    448,629.69/619,091.86 = 247,425.69/x
  3. Step 3: Cross multiply
    448,629.69x = 619,091.86 × 247,425.69
  4. Step 4: Simplify right side
    448,629.69x = 153,179,230,633.88
  5. Step 5: Solve for x
    x = 153,179,230,633.88/448,629.69
  6. Step 6: Final answer
    x = 341,438.01

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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.