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Finding the Fourth Proportional to 450,802.26, 676,047.73 and 130,867.40

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Solution

The fourth proportional to 450,802.26, 676,047.73 and 130,867.40 is: 196,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,802.26 : 676,047.73 = 130,867.40 : x
  2. Step 2: Convert to fraction form
    450,802.26/676,047.73 = 130,867.40/x
  3. Step 3: Cross multiply
    450,802.26x = 676,047.73 × 130,867.40
  4. Step 4: Simplify right side
    450,802.26x = 88,472,608,701.00
  5. Step 5: Solve for x
    x = 88,472,608,701.00/450,802.26
  6. Step 6: Final answer
    x = 196,255.91

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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.