Home / 939,814.19-1,296,945.07-510,094.51

Finding the Fourth Proportional to 939,814.19, 1,296,945.07 and 510,094.51

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Solution

The fourth proportional to 939,814.19, 1,296,945.07 and 510,094.51 is: 703,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,814.19 : 1,296,945.07 = 510,094.51 : x
  2. Step 2: Convert to fraction form
    939,814.19/1,296,945.07 = 510,094.51/x
  3. Step 3: Cross multiply
    939,814.19x = 1,296,945.07 × 510,094.51
  4. Step 4: Simplify right side
    939,814.19x = 661,564,562,756.28
  5. Step 5: Solve for x
    x = 661,564,562,756.28/939,814.19
  6. Step 6: Final answer
    x = 703,931.23

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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.