Home / 481,770.72-664,848.27-266,913.72

Finding the Fourth Proportional to 481,770.72, 664,848.27 and 266,913.72

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Solution

The fourth proportional to 481,770.72, 664,848.27 and 266,913.72 is: 368,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,770.72 : 664,848.27 = 266,913.72 : x
  2. Step 2: Convert to fraction form
    481,770.72/664,848.27 = 266,913.72/x
  3. Step 3: Cross multiply
    481,770.72x = 664,848.27 × 266,913.72
  4. Step 4: Simplify right side
    481,770.72x = 177,457,124,981.26
  5. Step 5: Solve for x
    x = 177,457,124,981.26/481,770.72
  6. Step 6: Final answer
    x = 368,343.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.