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Finding the Fourth Proportional to 450,802.01, 676,047.35 and 130,867.15

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Solution

The fourth proportional to 450,802.01, 676,047.35 and 130,867.15 is: 196,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,802.01 : 676,047.35 = 130,867.15 : x
  2. Step 2: Convert to fraction form
    450,802.01/676,047.35 = 130,867.15/x
  3. Step 3: Cross multiply
    450,802.01x = 676,047.35 × 130,867.15
  4. Step 4: Simplify right side
    450,802.01x = 88,472,388,596.60
  5. Step 5: Solve for x
    x = 88,472,388,596.60/450,802.01
  6. Step 6: Final answer
    x = 196,255.53

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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.