Home / 430,772.04-646,453.35-150,289.29

Finding the Fourth Proportional to 430,772.04, 646,453.35 and 150,289.29

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Solution

The fourth proportional to 430,772.04, 646,453.35 and 150,289.29 is: 225,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,772.04 : 646,453.35 = 150,289.29 : x
  2. Step 2: Convert to fraction form
    430,772.04/646,453.35 = 150,289.29/x
  3. Step 3: Cross multiply
    430,772.04x = 646,453.35 × 150,289.29
  4. Step 4: Simplify right side
    430,772.04x = 97,155,014,989.62
  5. Step 5: Solve for x
    x = 97,155,014,989.62/430,772.04
  6. Step 6: Final answer
    x = 225,536.96

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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.