Home / 647,949.87-971,859.18-174,683.07

Finding the Fourth Proportional to 647,949.87, 971,859.18 and 174,683.07

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Solution

The fourth proportional to 647,949.87, 971,859.18 and 174,683.07 is: 262,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,949.87 : 971,859.18 = 174,683.07 : x
  2. Step 2: Convert to fraction form
    647,949.87/971,859.18 = 174,683.07/x
  3. Step 3: Cross multiply
    647,949.87x = 971,859.18 × 174,683.07
  4. Step 4: Simplify right side
    647,949.87x = 169,767,345,825.14
  5. Step 5: Solve for x
    x = 169,767,345,825.14/647,949.87
  6. Step 6: Final answer
    x = 262,006.91

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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.