Home / 971,769.30-1,458,310.05-545,304.30

Finding the Fourth Proportional to 971,769.30, 1,458,310.05 and 545,304.30

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Solution

The fourth proportional to 971,769.30, 1,458,310.05 and 545,304.30 is: 818,324.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,769.30 : 1,458,310.05 = 545,304.30 : x
  2. Step 2: Convert to fraction form
    971,769.30/1,458,310.05 = 545,304.30/x
  3. Step 3: Cross multiply
    971,769.30x = 1,458,310.05 × 545,304.30
  4. Step 4: Simplify right side
    971,769.30x = 795,222,740,998.22
  5. Step 5: Solve for x
    x = 795,222,740,998.22/971,769.30
  6. Step 6: Final answer
    x = 818,324.62

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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.