Home / 445,346.60-668,166.51-296,173.76

Finding the Fourth Proportional to 445,346.60, 668,166.51 and 296,173.76

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Solution

The fourth proportional to 445,346.60, 668,166.51 and 296,173.76 is: 444,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,346.60 : 668,166.51 = 296,173.76 : x
  2. Step 2: Convert to fraction form
    445,346.60/668,166.51 = 296,173.76/x
  3. Step 3: Cross multiply
    445,346.60x = 668,166.51 × 296,173.76
  4. Step 4: Simplify right side
    445,346.60x = 197,893,387,572.78
  5. Step 5: Solve for x
    x = 197,893,387,572.78/445,346.60
  6. Step 6: Final answer
    x = 444,358.14

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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.