Home / 235,677.03-325,236.38-217,818.15

Finding the Fourth Proportional to 235,677.03, 325,236.38 and 217,818.15

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Solution

The fourth proportional to 235,677.03, 325,236.38 and 217,818.15 is: 300,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,677.03 : 325,236.38 = 217,818.15 : x
  2. Step 2: Convert to fraction form
    235,677.03/325,236.38 = 217,818.15/x
  3. Step 3: Cross multiply
    235,677.03x = 325,236.38 × 217,818.15
  4. Step 4: Simplify right side
    235,677.03x = 70,842,385,515.21
  5. Step 5: Solve for x
    x = 70,842,385,515.21/235,677.03
  6. Step 6: Final answer
    x = 300,590.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.