Home / 656,048.72-983,606.52-314,100.56

Finding the Fourth Proportional to 656,048.72, 983,606.52 and 314,100.56

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Solution

The fourth proportional to 656,048.72, 983,606.52 and 314,100.56 is: 470,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,048.72 : 983,606.52 = 314,100.56 : x
  2. Step 2: Convert to fraction form
    656,048.72/983,606.52 = 314,100.56/x
  3. Step 3: Cross multiply
    656,048.72x = 983,606.52 × 314,100.56
  4. Step 4: Simplify right side
    656,048.72x = 308,951,358,751.65
  5. Step 5: Solve for x
    x = 308,951,358,751.65/656,048.72
  6. Step 6: Final answer
    x = 470,927.46

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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.