Home / 939,845.44-1,296,951.96-510,116.35

Finding the Fourth Proportional to 939,845.44, 1,296,951.96 and 510,116.35

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Solution

The fourth proportional to 939,845.44, 1,296,951.96 and 510,116.35 is: 703,941.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,845.44 : 1,296,951.96 = 510,116.35 : x
  2. Step 2: Convert to fraction form
    939,845.44/1,296,951.96 = 510,116.35/x
  3. Step 3: Cross multiply
    939,845.44x = 1,296,951.96 × 510,116.35
  4. Step 4: Simplify right side
    939,845.44x = 661,596,399,960.55
  5. Step 5: Solve for x
    x = 661,596,399,960.55/939,845.44
  6. Step 6: Final answer
    x = 703,941.70

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1.5x scale

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.