Home / 430,747.90-594,421.92-239,757.19

Finding the Fourth Proportional to 430,747.90, 594,421.92 and 239,757.19

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Solution

The fourth proportional to 430,747.90, 594,421.92 and 239,757.19 is: 330,859.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,747.90 : 594,421.92 = 239,757.19 : x
  2. Step 2: Convert to fraction form
    430,747.90/594,421.92 = 239,757.19/x
  3. Step 3: Cross multiply
    430,747.90x = 594,421.92 × 239,757.19
  4. Step 4: Simplify right side
    430,747.90x = 142,516,929,213.61
  5. Step 5: Solve for x
    x = 142,516,929,213.61/430,747.90
  6. Step 6: Final answer
    x = 330,859.25

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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.