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Finding the Fourth Proportional to 968,842.84, 1,451,163.78 and 469,159

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Solution

The fourth proportional to 968,842.84, 1,451,163.78 and 469,159 is: 702,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,842.84 : 1,451,163.78 = 469,159 : x
  2. Step 2: Convert to fraction form
    968,842.84/1,451,163.78 = 469,159/x
  3. Step 3: Cross multiply
    968,842.84x = 1,451,163.78 × 469,159
  4. Step 4: Simplify right side
    968,842.84x = 680,826,547,861.02
  5. Step 5: Solve for x
    x = 680,826,547,861.02/968,842.84
  6. Step 6: Final answer
    x = 702,721.35

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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.