Home / 395,975.34-546,897.01-268,429.50

Finding the Fourth Proportional to 395,975.34, 546,897.01 and 268,429.50

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Solution

The fourth proportional to 395,975.34, 546,897.01 and 268,429.50 is: 370,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,975.34 : 546,897.01 = 268,429.50 : x
  2. Step 2: Convert to fraction form
    395,975.34/546,897.01 = 268,429.50/x
  3. Step 3: Cross multiply
    395,975.34x = 546,897.01 × 268,429.50
  4. Step 4: Simplify right side
    395,975.34x = 146,803,290,945.80
  5. Step 5: Solve for x
    x = 146,803,290,945.80/395,975.34
  6. Step 6: Final answer
    x = 370,738.47

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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.