Home / 574,623.92-792,974.61-316,495.96

Finding the Fourth Proportional to 574,623.92, 792,974.61 and 316,495.96

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Solution

The fourth proportional to 574,623.92, 792,974.61 and 316,495.96 is: 436,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,623.92 : 792,974.61 = 316,495.96 : x
  2. Step 2: Convert to fraction form
    574,623.92/792,974.61 = 316,495.96/x
  3. Step 3: Cross multiply
    574,623.92x = 792,974.61 × 316,495.96
  4. Step 4: Simplify right side
    574,623.92x = 250,973,258,465.14
  5. Step 5: Solve for x
    x = 250,973,258,465.14/574,623.92
  6. Step 6: Final answer
    x = 436,760.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.