Home / 939,811.74-1,296,941.63-510,092.03

Finding the Fourth Proportional to 939,811.74, 1,296,941.63 and 510,092.03

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Solution

The fourth proportional to 939,811.74, 1,296,941.63 and 510,092.03 is: 703,927.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,811.74 : 1,296,941.63 = 510,092.03 : x
  2. Step 2: Convert to fraction form
    939,811.74/1,296,941.63 = 510,092.03/x
  3. Step 3: Cross multiply
    939,811.74x = 1,296,941.63 × 510,092.03
  4. Step 4: Simplify right side
    939,811.74x = 661,559,579,803.04
  5. Step 5: Solve for x
    x = 661,559,579,803.04/939,811.74
  6. Step 6: Final answer
    x = 703,927.77

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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.