Home / 836,166.50-1,254,458.10-245,190.50

Finding the Fourth Proportional to 836,166.50, 1,254,458.10 and 245,190.50

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Solution

The fourth proportional to 836,166.50, 1,254,458.10 and 245,190.50 is: 367,846.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,166.50 : 1,254,458.10 = 245,190.50 : x
  2. Step 2: Convert to fraction form
    836,166.50/1,254,458.10 = 245,190.50/x
  3. Step 3: Cross multiply
    836,166.50x = 1,254,458.10 × 245,190.50
  4. Step 4: Simplify right side
    836,166.50x = 307,581,208,768.05
  5. Step 5: Solve for x
    x = 307,581,208,768.05/836,166.50
  6. Step 6: Final answer
    x = 367,846.84

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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.