Home / 525,166.20-787,749.30-170,216.10

Finding the Fourth Proportional to 525,166.20, 787,749.30 and 170,216.10

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Solution

The fourth proportional to 525,166.20, 787,749.30 and 170,216.10 is: 255,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,166.20 : 787,749.30 = 170,216.10 : x
  2. Step 2: Convert to fraction form
    525,166.20/787,749.30 = 170,216.10/x
  3. Step 3: Cross multiply
    525,166.20x = 787,749.30 × 170,216.10
  4. Step 4: Simplify right side
    525,166.20x = 134,087,613,623.73
  5. Step 5: Solve for x
    x = 134,087,613,623.73/525,166.20
  6. Step 6: Final answer
    x = 255,324.15

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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.