Home / 410,020.03-615,113.07-173,362.33

Finding the Fourth Proportional to 410,020.03, 615,113.07 and 173,362.33

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Solution

The fourth proportional to 410,020.03, 615,113.07 and 173,362.33 is: 260,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,020.03 : 615,113.07 = 173,362.33 : x
  2. Step 2: Convert to fraction form
    410,020.03/615,113.07 = 173,362.33/x
  3. Step 3: Cross multiply
    410,020.03x = 615,113.07 × 173,362.33
  4. Step 4: Simplify right side
    410,020.03x = 106,637,435,028.65
  5. Step 5: Solve for x
    x = 106,637,435,028.65/410,020.03
  6. Step 6: Final answer
    x = 260,078.60

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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.