Home / 936,465.72-1,292,006.39-609,629.51

Finding the Fourth Proportional to 936,465.72, 1,292,006.39 and 609,629.51

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Solution

The fourth proportional to 936,465.72, 1,292,006.39 and 609,629.51 is: 841,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,465.72 : 1,292,006.39 = 609,629.51 : x
  2. Step 2: Convert to fraction form
    936,465.72/1,292,006.39 = 609,629.51/x
  3. Step 3: Cross multiply
    936,465.72x = 1,292,006.39 × 609,629.51
  4. Step 4: Simplify right side
    936,465.72x = 787,645,212,944.39
  5. Step 5: Solve for x
    x = 787,645,212,944.39/936,465.72
  6. Step 6: Final answer
    x = 841,082.80

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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.