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Finding the Fourth Proportional to 968,895, 1,337,075.10 and 544,959

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Solution

The fourth proportional to 968,895, 1,337,075.10 and 544,959 is: 752,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,895 : 1,337,075.10 = 544,959 : x
  2. Step 2: Convert to fraction form
    968,895/1,337,075.10 = 544,959/x
  3. Step 3: Cross multiply
    968,895x = 1,337,075.10 × 544,959
  4. Step 4: Simplify right side
    968,895x = 728,651,109,420.90
  5. Step 5: Solve for x
    x = 728,651,109,420.90/968,895
  6. Step 6: Final answer
    x = 752,043.42

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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.