Home / 719,702.38-1,078,371.96-246,129.40

Finding the Fourth Proportional to 719,702.38, 1,078,371.96 and 246,129.40

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Solution

The fourth proportional to 719,702.38, 1,078,371.96 and 246,129.40 is: 368,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,702.38 : 1,078,371.96 = 246,129.40 : x
  2. Step 2: Convert to fraction form
    719,702.38/1,078,371.96 = 246,129.40/x
  3. Step 3: Cross multiply
    719,702.38x = 1,078,371.96 × 246,129.40
  4. Step 4: Simplify right side
    719,702.38x = 265,419,043,491.62
  5. Step 5: Solve for x
    x = 265,419,043,491.62/719,702.38
  6. Step 6: Final answer
    x = 368,790.00

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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.