Home / 430,159.56-593,616.90-239,171.28

Finding the Fourth Proportional to 430,159.56, 593,616.90 and 239,171.28

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Solution

The fourth proportional to 430,159.56, 593,616.90 and 239,171.28 is: 330,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,159.56 : 593,616.90 = 239,171.28 : x
  2. Step 2: Convert to fraction form
    430,159.56/593,616.90 = 239,171.28/x
  3. Step 3: Cross multiply
    430,159.56x = 593,616.90 × 239,171.28
  4. Step 4: Simplify right side
    430,159.56x = 141,976,113,802.63
  5. Step 5: Solve for x
    x = 141,976,113,802.63/430,159.56
  6. Step 6: Final answer
    x = 330,054.54

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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.