Home / 236,023.40-353,804.70-211,140.20

Finding the Fourth Proportional to 236,023.40, 353,804.70 and 211,140.20

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Solution

The fourth proportional to 236,023.40, 353,804.70 and 211,140.20 is: 316,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,023.40 : 353,804.70 = 211,140.20 : x
  2. Step 2: Convert to fraction form
    236,023.40/353,804.70 = 211,140.20/x
  3. Step 3: Cross multiply
    236,023.40x = 353,804.70 × 211,140.20
  4. Step 4: Simplify right side
    236,023.40x = 74,702,395,118.94
  5. Step 5: Solve for x
    x = 74,702,395,118.94/236,023.40
  6. Step 6: Final answer
    x = 316,504.19

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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.