Home / 352,214.40-528,451.20-141,873.60

Finding the Fourth Proportional to 352,214.40, 528,451.20 and 141,873.60

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Solution

The fourth proportional to 352,214.40, 528,451.20 and 141,873.60 is: 212,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,214.40 : 528,451.20 = 141,873.60 : x
  2. Step 2: Convert to fraction form
    352,214.40/528,451.20 = 141,873.60/x
  3. Step 3: Cross multiply
    352,214.40x = 528,451.20 × 141,873.60
  4. Step 4: Simplify right side
    352,214.40x = 74,973,274,168.32
  5. Step 5: Solve for x
    x = 74,973,274,168.32/352,214.40
  6. Step 6: Final answer
    x = 212,862.60

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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.