Home / 434,564.60-651,458.10-168,236.60

Finding the Fourth Proportional to 434,564.60, 651,458.10 and 168,236.60

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Solution

The fourth proportional to 434,564.60, 651,458.10 and 168,236.60 is: 252,204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,564.60 : 651,458.10 = 168,236.60 : x
  2. Step 2: Convert to fraction form
    434,564.60/651,458.10 = 168,236.60/x
  3. Step 3: Cross multiply
    434,564.60x = 651,458.10 × 168,236.60
  4. Step 4: Simplify right side
    434,564.60x = 109,599,095,786.46
  5. Step 5: Solve for x
    x = 109,599,095,786.46/434,564.60
  6. Step 6: Final answer
    x = 252,204.38

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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.