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Finding the Fourth Proportional to 364,218.54, 546,408.99 and 111,534.54

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Solution

The fourth proportional to 364,218.54, 546,408.99 and 111,534.54 is: 167,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,218.54 : 546,408.99 = 111,534.54 : x
  2. Step 2: Convert to fraction form
    364,218.54/546,408.99 = 111,534.54/x
  3. Step 3: Cross multiply
    364,218.54x = 546,408.99 × 111,534.54
  4. Step 4: Simplify right side
    364,218.54x = 60,943,475,351.51
  5. Step 5: Solve for x
    x = 60,943,475,351.51/364,218.54
  6. Step 6: Final answer
    x = 167,326.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.