Home / 457,365.02-685,923.60-191,069.83

Finding the Fourth Proportional to 457,365.02, 685,923.60 and 191,069.83

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Solution

The fourth proportional to 457,365.02, 685,923.60 and 191,069.83 is: 286,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,365.02 : 685,923.60 = 191,069.83 : x
  2. Step 2: Convert to fraction form
    457,365.02/685,923.60 = 191,069.83/x
  3. Step 3: Cross multiply
    457,365.02x = 685,923.60 × 191,069.83
  4. Step 4: Simplify right side
    457,365.02x = 131,059,302,215.37
  5. Step 5: Solve for x
    x = 131,059,302,215.37/457,365.02
  6. Step 6: Final answer
    x = 286,552.96

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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.