Home / 465,194.30-697,931.54-145,333.25

Finding the Fourth Proportional to 465,194.30, 697,931.54 and 145,333.25

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Solution

The fourth proportional to 465,194.30, 697,931.54 and 145,333.25 is: 218,043.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,194.30 : 697,931.54 = 145,333.25 : x
  2. Step 2: Convert to fraction form
    465,194.30/697,931.54 = 145,333.25/x
  3. Step 3: Cross multiply
    465,194.30x = 697,931.54 × 145,333.25
  4. Step 4: Simplify right side
    465,194.30x = 101,432,654,769.38
  5. Step 5: Solve for x
    x = 101,432,654,769.38/465,194.30
  6. Step 6: Final answer
    x = 218,043.63

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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.