Home / 627,569.10-866,052.09-341,089.20

Finding the Fourth Proportional to 627,569.10, 866,052.09 and 341,089.20

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Solution

The fourth proportional to 627,569.10, 866,052.09 and 341,089.20 is: 470,706.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,569.10 : 866,052.09 = 341,089.20 : x
  2. Step 2: Convert to fraction form
    627,569.10/866,052.09 = 341,089.20/x
  3. Step 3: Cross multiply
    627,569.10x = 866,052.09 × 341,089.20
  4. Step 4: Simplify right side
    627,569.10x = 295,401,014,536.43
  5. Step 5: Solve for x
    x = 295,401,014,536.43/627,569.10
  6. Step 6: Final answer
    x = 470,706.75

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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.