Home / 430,220.93-593,719.31-236,636.83

Finding the Fourth Proportional to 430,220.93, 593,719.31 and 236,636.83

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Solution

The fourth proportional to 430,220.93, 593,719.31 and 236,636.83 is: 326,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,220.93 : 593,719.31 = 236,636.83 : x
  2. Step 2: Convert to fraction form
    430,220.93/593,719.31 = 236,636.83/x
  3. Step 3: Cross multiply
    430,220.93x = 593,719.31 × 236,636.83
  4. Step 4: Simplify right side
    430,220.93x = 140,495,851,276.41
  5. Step 5: Solve for x
    x = 140,495,851,276.41/430,220.93
  6. Step 6: Final answer
    x = 326,566.75

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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.