Home / 803,985.63-1,205,977.23-626,625.60

Finding the Fourth Proportional to 803,985.63, 1,205,977.23 and 626,625.60

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Solution

The fourth proportional to 803,985.63, 1,205,977.23 and 626,625.60 is: 939,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,985.63 : 1,205,977.23 = 626,625.60 : x
  2. Step 2: Convert to fraction form
    803,985.63/1,205,977.23 = 626,625.60/x
  3. Step 3: Cross multiply
    803,985.63x = 1,205,977.23 × 626,625.60
  4. Step 4: Simplify right side
    803,985.63x = 755,696,205,335.09
  5. Step 5: Solve for x
    x = 755,696,205,335.09/803,985.63
  6. Step 6: Final answer
    x = 939,937.45

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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.