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Finding the Fourth Proportional to 1,063,623, 1,594,539.60 and 494,715

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Solution

The fourth proportional to 1,063,623, 1,594,539.60 and 494,715 is: 741,656.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,623 : 1,594,539.60 = 494,715 : x
  2. Step 2: Convert to fraction form
    1,063,623/1,594,539.60 = 494,715/x
  3. Step 3: Cross multiply
    1,063,623x = 1,594,539.60 × 494,715
  4. Step 4: Simplify right side
    1,063,623x = 788,842,658,214
  5. Step 5: Solve for x
    x = 788,842,658,214/1,063,623
  6. Step 6: Final answer
    x = 741,656.26

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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.