Home / 451,965.52-623,710.71-248,019.87

Finding the Fourth Proportional to 451,965.52, 623,710.71 and 248,019.87

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Solution

The fourth proportional to 451,965.52, 623,710.71 and 248,019.87 is: 342,266.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,965.52 : 623,710.71 = 248,019.87 : x
  2. Step 2: Convert to fraction form
    451,965.52/623,710.71 = 248,019.87/x
  3. Step 3: Cross multiply
    451,965.52x = 623,710.71 × 248,019.87
  4. Step 4: Simplify right side
    451,965.52x = 154,692,649,211.81
  5. Step 5: Solve for x
    x = 154,692,649,211.81/451,965.52
  6. Step 6: Final answer
    x = 342,266.49

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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.