Home / 664,233.60-996,253.20-190,869.60

Finding the Fourth Proportional to 664,233.60, 996,253.20 and 190,869.60

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Solution

The fourth proportional to 664,233.60, 996,253.20 and 190,869.60 is: 286,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,233.60 : 996,253.20 = 190,869.60 : x
  2. Step 2: Convert to fraction form
    664,233.60/996,253.20 = 190,869.60/x
  3. Step 3: Cross multiply
    664,233.60x = 996,253.20 × 190,869.60
  4. Step 4: Simplify right side
    664,233.60x = 190,154,449,782.72
  5. Step 5: Solve for x
    x = 190,154,449,782.72/664,233.60
  6. Step 6: Final answer
    x = 286,276.47

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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.