Home / 245,680.39-339,223.70-241,756.84

Finding the Fourth Proportional to 245,680.39, 339,223.70 and 241,756.84

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Solution

The fourth proportional to 245,680.39, 339,223.70 and 241,756.84 is: 333,806.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,680.39 : 339,223.70 = 241,756.84 : x
  2. Step 2: Convert to fraction form
    245,680.39/339,223.70 = 241,756.84/x
  3. Step 3: Cross multiply
    245,680.39x = 339,223.70 × 241,756.84
  4. Step 4: Simplify right side
    245,680.39x = 82,009,649,765.11
  5. Step 5: Solve for x
    x = 82,009,649,765.11/245,680.39
  6. Step 6: Final answer
    x = 333,806.25

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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.