Home / 463,032.57-694,075.23-313,288.68

Finding the Fourth Proportional to 463,032.57, 694,075.23 and 313,288.68

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Solution

The fourth proportional to 463,032.57, 694,075.23 and 313,288.68 is: 469,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,032.57 : 694,075.23 = 313,288.68 : x
  2. Step 2: Convert to fraction form
    463,032.57/694,075.23 = 313,288.68/x
  3. Step 3: Cross multiply
    463,032.57x = 694,075.23 × 313,288.68
  4. Step 4: Simplify right side
    463,032.57x = 217,445,912,627.40
  5. Step 5: Solve for x
    x = 217,445,912,627.40/463,032.57
  6. Step 6: Final answer
    x = 469,612.56

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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.