Home / 669,309.16-1,003,963.64-195,994.37

Finding the Fourth Proportional to 669,309.16, 1,003,963.64 and 195,994.37

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Solution

The fourth proportional to 669,309.16, 1,003,963.64 and 195,994.37 is: 293,991.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,309.16 : 1,003,963.64 = 195,994.37 : x
  2. Step 2: Convert to fraction form
    669,309.16/1,003,963.64 = 195,994.37/x
  3. Step 3: Cross multiply
    669,309.16x = 1,003,963.64 × 195,994.37
  4. Step 4: Simplify right side
    669,309.16x = 196,771,221,124.71
  5. Step 5: Solve for x
    x = 196,771,221,124.71/669,309.16
  6. Step 6: Final answer
    x = 293,991.53

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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.