Home / 653,206.32-979,557.57-253,794.51

Finding the Fourth Proportional to 653,206.32, 979,557.57 and 253,794.51

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Solution

The fourth proportional to 653,206.32, 979,557.57 and 253,794.51 is: 380,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,206.32 : 979,557.57 = 253,794.51 : x
  2. Step 2: Convert to fraction form
    653,206.32/979,557.57 = 253,794.51/x
  3. Step 3: Cross multiply
    653,206.32x = 979,557.57 × 253,794.51
  4. Step 4: Simplify right side
    653,206.32x = 248,606,333,494.94
  5. Step 5: Solve for x
    x = 248,606,333,494.94/653,206.32
  6. Step 6: Final answer
    x = 380,593.89

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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.