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Finding the Fourth Proportional to 450,766.51, 676,492.62 and 166,725.79

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Solution

The fourth proportional to 450,766.51, 676,492.62 and 166,725.79 is: 250,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,766.51 : 676,492.62 = 166,725.79 : x
  2. Step 2: Convert to fraction form
    450,766.51/676,492.62 = 166,725.79/x
  3. Step 3: Cross multiply
    450,766.51x = 676,492.62 × 166,725.79
  4. Step 4: Simplify right side
    450,766.51x = 112,788,766,498.67
  5. Step 5: Solve for x
    x = 112,788,766,498.67/450,766.51
  6. Step 6: Final answer
    x = 250,215.50

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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.