Home / 656,250.42-983,721.54-277,266.60

Finding the Fourth Proportional to 656,250.42, 983,721.54 and 277,266.60

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Solution

The fourth proportional to 656,250.42, 983,721.54 and 277,266.60 is: 415,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,250.42 : 983,721.54 = 277,266.60 : x
  2. Step 2: Convert to fraction form
    656,250.42/983,721.54 = 277,266.60/x
  3. Step 3: Cross multiply
    656,250.42x = 983,721.54 × 277,266.60
  4. Step 4: Simplify right side
    656,250.42x = 272,753,126,742.56
  5. Step 5: Solve for x
    x = 272,753,126,742.56/656,250.42
  6. Step 6: Final answer
    x = 415,623.55

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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.