Home / 629,262.31-943,161.16-359,579.47

Finding the Fourth Proportional to 629,262.31, 943,161.16 and 359,579.47

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Solution

The fourth proportional to 629,262.31, 943,161.16 and 359,579.47 is: 538,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,262.31 : 943,161.16 = 359,579.47 : x
  2. Step 2: Convert to fraction form
    629,262.31/943,161.16 = 359,579.47/x
  3. Step 3: Cross multiply
    629,262.31x = 943,161.16 × 359,579.47
  4. Step 4: Simplify right side
    629,262.31x = 339,141,390,037.39
  5. Step 5: Solve for x
    x = 339,141,390,037.39/629,262.31
  6. Step 6: Final answer
    x = 538,950.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.