Home / 589,406.52-884,109.76-215,429.52

Finding the Fourth Proportional to 589,406.52, 884,109.76 and 215,429.52

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Solution

The fourth proportional to 589,406.52, 884,109.76 and 215,429.52 is: 323,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,406.52 : 884,109.76 = 215,429.52 : x
  2. Step 2: Convert to fraction form
    589,406.52/884,109.76 = 215,429.52/x
  3. Step 3: Cross multiply
    589,406.52x = 884,109.76 × 215,429.52
  4. Step 4: Simplify right side
    589,406.52x = 190,463,341,224.12
  5. Step 5: Solve for x
    x = 190,463,341,224.12/589,406.52
  6. Step 6: Final answer
    x = 323,144.27

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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.