Home / 479,688.44-661,971.03-264,828.92

Finding the Fourth Proportional to 479,688.44, 661,971.03 and 264,828.92

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Solution

The fourth proportional to 479,688.44, 661,971.03 and 264,828.92 is: 365,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,688.44 : 661,971.03 = 264,828.92 : x
  2. Step 2: Convert to fraction form
    479,688.44/661,971.03 = 264,828.92/x
  3. Step 3: Cross multiply
    479,688.44x = 661,971.03 × 264,828.92
  4. Step 4: Simplify right side
    479,688.44x = 175,309,072,946.19
  5. Step 5: Solve for x
    x = 175,309,072,946.19/479,688.44
  6. Step 6: Final answer
    x = 365,464.45

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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.