Home / 352,416.19-486,334.55-191,271.24

Finding the Fourth Proportional to 352,416.19, 486,334.55 and 191,271.24

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Solution

The fourth proportional to 352,416.19, 486,334.55 and 191,271.24 is: 263,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,416.19 : 486,334.55 = 191,271.24 : x
  2. Step 2: Convert to fraction form
    352,416.19/486,334.55 = 191,271.24/x
  3. Step 3: Cross multiply
    352,416.19x = 486,334.55 × 191,271.24
  4. Step 4: Simplify right side
    352,416.19x = 93,021,812,911.52
  5. Step 5: Solve for x
    x = 93,021,812,911.52/352,416.19
  6. Step 6: Final answer
    x = 263,954.43

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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.