Home / 767,267.55-1,150,987.50-626,312.70

Finding the Fourth Proportional to 767,267.55, 1,150,987.50 and 626,312.70

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Solution

The fourth proportional to 767,267.55, 1,150,987.50 and 626,312.70 is: 939,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,267.55 : 1,150,987.50 = 626,312.70 : x
  2. Step 2: Convert to fraction form
    767,267.55/1,150,987.50 = 626,312.70/x
  3. Step 3: Cross multiply
    767,267.55x = 1,150,987.50 × 626,312.70
  4. Step 4: Simplify right side
    767,267.55x = 720,878,088,791.25
  5. Step 5: Solve for x
    x = 720,878,088,791.25/767,267.55
  6. Step 6: Final answer
    x = 939,539.39

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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.