Home / 465,196.80-697,935.29-145,335.75

Finding the Fourth Proportional to 465,196.80, 697,935.29 and 145,335.75

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Solution

The fourth proportional to 465,196.80, 697,935.29 and 145,335.75 is: 218,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,196.80 : 697,935.29 = 145,335.75 : x
  2. Step 2: Convert to fraction form
    465,196.80/697,935.29 = 145,335.75/x
  3. Step 3: Cross multiply
    465,196.80x = 697,935.29 × 145,335.75
  4. Step 4: Simplify right side
    465,196.80x = 101,434,948,823.62
  5. Step 5: Solve for x
    x = 101,434,948,823.62/465,196.80
  6. Step 6: Final answer
    x = 218,047.39

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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.