Home / 430,212.01-593,668.20-239,221.30

Finding the Fourth Proportional to 430,212.01, 593,668.20 and 239,221.30

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Solution

The fourth proportional to 430,212.01, 593,668.20 and 239,221.30 is: 330,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,212.01 : 593,668.20 = 239,221.30 : x
  2. Step 2: Convert to fraction form
    430,212.01/593,668.20 = 239,221.30/x
  3. Step 3: Cross multiply
    430,212.01x = 593,668.20 × 239,221.30
  4. Step 4: Simplify right side
    430,212.01x = 142,018,078,572.66
  5. Step 5: Solve for x
    x = 142,018,078,572.66/430,212.01
  6. Step 6: Final answer
    x = 330,111.84

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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.