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Finding the Fourth Proportional to 681,948.68, 941,492.42 and 606,287.84

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Solution

The fourth proportional to 681,948.68, 941,492.42 and 606,287.84 is: 837,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,948.68 : 941,492.42 = 606,287.84 : x
  2. Step 2: Convert to fraction form
    681,948.68/941,492.42 = 606,287.84/x
  3. Step 3: Cross multiply
    681,948.68x = 941,492.42 × 606,287.84
  4. Step 4: Simplify right side
    681,948.68x = 570,815,405,698.17
  5. Step 5: Solve for x
    x = 570,815,405,698.17/681,948.68
  6. Step 6: Final answer
    x = 837,035.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.