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Finding the Fourth Proportional to 1,260,663.97, 1,739,862.03 and 701,914.63

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Solution

The fourth proportional to 1,260,663.97, 1,739,862.03 and 701,914.63 is: 968,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,663.97 : 1,739,862.03 = 701,914.63 : x
  2. Step 2: Convert to fraction form
    1,260,663.97/1,739,862.03 = 701,914.63/x
  3. Step 3: Cross multiply
    1,260,663.97x = 1,739,862.03 × 701,914.63
  4. Step 4: Simplify right side
    1,260,663.97x = 1,221,234,613,038.50
  5. Step 5: Solve for x
    x = 1,221,234,613,038.50/1,260,663.97
  6. Step 6: Final answer
    x = 968,723.34

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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.