Home / 447,186.30-670,693.86-173,632.51

Finding the Fourth Proportional to 447,186.30, 670,693.86 and 173,632.51

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Solution

The fourth proportional to 447,186.30, 670,693.86 and 173,632.51 is: 260,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,186.30 : 670,693.86 = 173,632.51 : x
  2. Step 2: Convert to fraction form
    447,186.30/670,693.86 = 173,632.51/x
  3. Step 3: Cross multiply
    447,186.30x = 670,693.86 × 173,632.51
  4. Step 4: Simplify right side
    447,186.30x = 116,454,258,353.39
  5. Step 5: Solve for x
    x = 116,454,258,353.39/447,186.30
  6. Step 6: Final answer
    x = 260,415.53

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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.