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Finding the Fourth Proportional to 725,745.52, 1,001,563.00 and 403,461

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Solution

The fourth proportional to 725,745.52, 1,001,563.00 and 403,461 is: 556,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,745.52 : 1,001,563.00 = 403,461 : x
  2. Step 2: Convert to fraction form
    725,745.52/1,001,563.00 = 403,461/x
  3. Step 3: Cross multiply
    725,745.52x = 1,001,563.00 × 403,461
  4. Step 4: Simplify right side
    725,745.52x = 404,091,609,669.08
  5. Step 5: Solve for x
    x = 404,091,609,669.08/725,745.52
  6. Step 6: Final answer
    x = 556,795.18

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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.