Home / 296,999.60-445,499.40-164,139.35

Finding the Fourth Proportional to 296,999.60, 445,499.40 and 164,139.35

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Solution

The fourth proportional to 296,999.60, 445,499.40 and 164,139.35 is: 246,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,999.60 : 445,499.40 = 164,139.35 : x
  2. Step 2: Convert to fraction form
    296,999.60/445,499.40 = 164,139.35/x
  3. Step 3: Cross multiply
    296,999.60x = 445,499.40 × 164,139.35
  4. Step 4: Simplify right side
    296,999.60x = 73,123,981,941.39
  5. Step 5: Solve for x
    x = 73,123,981,941.39/296,999.60
  6. Step 6: Final answer
    x = 246,209.03

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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.