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Finding the Fourth Proportional to 468,628.58, 702,797.50 and 169,070.21

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Solution

The fourth proportional to 468,628.58, 702,797.50 and 169,070.21 is: 253,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,628.58 : 702,797.50 = 169,070.21 : x
  2. Step 2: Convert to fraction form
    468,628.58/702,797.50 = 169,070.21/x
  3. Step 3: Cross multiply
    468,628.58x = 702,797.50 × 169,070.21
  4. Step 4: Simplify right side
    468,628.58x = 118,822,121,984.18
  5. Step 5: Solve for x
    x = 118,822,121,984.18/468,628.58
  6. Step 6: Final answer
    x = 253,552.87

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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.