Home / 247,964.36-342,355.60-190,501.34

Finding the Fourth Proportional to 247,964.36, 342,355.60 and 190,501.34

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Solution

The fourth proportional to 247,964.36, 342,355.60 and 190,501.34 is: 263,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,964.36 : 342,355.60 = 190,501.34 : x
  2. Step 2: Convert to fraction form
    247,964.36/342,355.60 = 190,501.34/x
  3. Step 3: Cross multiply
    247,964.36x = 342,355.60 × 190,501.34
  4. Step 4: Simplify right side
    247,964.36x = 65,219,200,556.50
  5. Step 5: Solve for x
    x = 65,219,200,556.50/247,964.36
  6. Step 6: Final answer
    x = 263,018.45

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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.