Home / 352,132.40-526,816.20-318,954.80

Finding the Fourth Proportional to 352,132.40, 526,816.20 and 318,954.80

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Solution

The fourth proportional to 352,132.40, 526,816.20 and 318,954.80 is: 477,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,132.40 : 526,816.20 = 318,954.80 : x
  2. Step 2: Convert to fraction form
    352,132.40/526,816.20 = 318,954.80/x
  3. Step 3: Cross multiply
    352,132.40x = 526,816.20 × 318,954.80
  4. Step 4: Simplify right side
    352,132.40x = 168,030,555,707.76
  5. Step 5: Solve for x
    x = 168,030,555,707.76/352,132.40
  6. Step 6: Final answer
    x = 477,180.05

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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.