Home / 451,702.36-623,345.01-247,749.13

Finding the Fourth Proportional to 451,702.36, 623,345.01 and 247,749.13

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Solution

The fourth proportional to 451,702.36, 623,345.01 and 247,749.13 is: 341,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,702.36 : 623,345.01 = 247,749.13 : x
  2. Step 2: Convert to fraction form
    451,702.36/623,345.01 = 247,749.13/x
  3. Step 3: Cross multiply
    451,702.36x = 623,345.01 × 247,749.13
  4. Step 4: Simplify right side
    451,702.36x = 154,433,183,917.34
  5. Step 5: Solve for x
    x = 154,433,183,917.34/451,702.36
  6. Step 6: Final answer
    x = 341,891.47

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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.