Home / 943,937.79-1,302,622.39-514,208.69

Finding the Fourth Proportional to 943,937.79, 1,302,622.39 and 514,208.69

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Solution

The fourth proportional to 943,937.79, 1,302,622.39 and 514,208.69 is: 709,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,937.79 : 1,302,622.39 = 514,208.69 : x
  2. Step 2: Convert to fraction form
    943,937.79/1,302,622.39 = 514,208.69/x
  3. Step 3: Cross multiply
    943,937.79x = 1,302,622.39 × 514,208.69
  4. Step 4: Simplify right side
    943,937.79x = 669,819,751,741.05
  5. Step 5: Solve for x
    x = 669,819,751,741.05/943,937.79
  6. Step 6: Final answer
    x = 709,601.59

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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.