Home / 647,024.20-970,536.30-173,757.40

Finding the Fourth Proportional to 647,024.20, 970,536.30 and 173,757.40

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Solution

The fourth proportional to 647,024.20, 970,536.30 and 173,757.40 is: 260,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,024.20 : 970,536.30 = 173,757.40 : x
  2. Step 2: Convert to fraction form
    647,024.20/970,536.30 = 173,757.40/x
  3. Step 3: Cross multiply
    647,024.20x = 970,536.30 × 173,757.40
  4. Step 4: Simplify right side
    647,024.20x = 168,637,864,093.62
  5. Step 5: Solve for x
    x = 168,637,864,093.62/647,024.20
  6. Step 6: Final answer
    x = 260,636.10

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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.