Home / 445,927.60-668,993.58-193,250.51

Finding the Fourth Proportional to 445,927.60, 668,993.58 and 193,250.51

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Solution

The fourth proportional to 445,927.60, 668,993.58 and 193,250.51 is: 289,920.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,927.60 : 668,993.58 = 193,250.51 : x
  2. Step 2: Convert to fraction form
    445,927.60/668,993.58 = 193,250.51/x
  3. Step 3: Cross multiply
    445,927.60x = 668,993.58 × 193,250.51
  4. Step 4: Simplify right side
    445,927.60x = 129,283,349,685.48
  5. Step 5: Solve for x
    x = 129,283,349,685.48/445,927.60
  6. Step 6: Final answer
    x = 289,920.04

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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.