Home / 744,017.00-1,115,675.51-519,630.80

Finding the Fourth Proportional to 744,017.00, 1,115,675.51 and 519,630.80

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Solution

The fourth proportional to 744,017.00, 1,115,675.51 and 519,630.80 is: 779,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,017.00 : 1,115,675.51 = 519,630.80 : x
  2. Step 2: Convert to fraction form
    744,017.00/1,115,675.51 = 519,630.80/x
  3. Step 3: Cross multiply
    744,017.00x = 1,115,675.51 × 519,630.80
  4. Step 4: Simplify right side
    744,017.00x = 579,739,349,625.18
  5. Step 5: Solve for x
    x = 579,739,349,625.18/744,017.00
  6. Step 6: Final answer
    x = 779,201.76

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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.