Home / 492,981.87-739,515.14-173,106.24

Finding the Fourth Proportional to 492,981.87, 739,515.14 and 173,106.24

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Solution

The fourth proportional to 492,981.87, 739,515.14 and 173,106.24 is: 259,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,981.87 : 739,515.14 = 173,106.24 : x
  2. Step 2: Convert to fraction form
    492,981.87/739,515.14 = 173,106.24/x
  3. Step 3: Cross multiply
    492,981.87x = 739,515.14 × 173,106.24
  4. Step 4: Simplify right side
    492,981.87x = 128,014,685,308.47
  5. Step 5: Solve for x
    x = 128,014,685,308.47/492,981.87
  6. Step 6: Final answer
    x = 259,674.23

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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.