Home / 803,583.80-1,205,375.76-626,223.56

Finding the Fourth Proportional to 803,583.80, 1,205,375.76 and 626,223.56

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Solution

The fourth proportional to 803,583.80, 1,205,375.76 and 626,223.56 is: 939,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,583.80 : 1,205,375.76 = 626,223.56 : x
  2. Step 2: Convert to fraction form
    803,583.80/1,205,375.76 = 626,223.56/x
  3. Step 3: Cross multiply
    803,583.80x = 1,205,375.76 × 626,223.56
  4. Step 4: Simplify right side
    803,583.80x = 754,834,699,564.91
  5. Step 5: Solve for x
    x = 754,834,699,564.91/803,583.80
  6. Step 6: Final answer
    x = 939,335.39

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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.