Home / 341,109.56-470,727.45-188,154.20

Finding the Fourth Proportional to 341,109.56, 470,727.45 and 188,154.20

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Solution

The fourth proportional to 341,109.56, 470,727.45 and 188,154.20 is: 259,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,109.56 : 470,727.45 = 188,154.20 : x
  2. Step 2: Convert to fraction form
    341,109.56/470,727.45 = 188,154.20/x
  3. Step 3: Cross multiply
    341,109.56x = 470,727.45 × 188,154.20
  4. Step 4: Simplify right side
    341,109.56x = 88,569,347,949.61
  5. Step 5: Solve for x
    x = 88,569,347,949.61/341,109.56
  6. Step 6: Final answer
    x = 259,650.73

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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.