Home / 379,826.58-524,139.48-207,710.58

Finding the Fourth Proportional to 379,826.58, 524,139.48 and 207,710.58

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Solution

The fourth proportional to 379,826.58, 524,139.48 and 207,710.58 is: 286,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,826.58 : 524,139.48 = 207,710.58 : x
  2. Step 2: Convert to fraction form
    379,826.58/524,139.48 = 207,710.58/x
  3. Step 3: Cross multiply
    379,826.58x = 524,139.48 × 207,710.58
  4. Step 4: Simplify right side
    379,826.58x = 108,869,315,391.70
  5. Step 5: Solve for x
    x = 108,869,315,391.70/379,826.58
  6. Step 6: Final answer
    x = 286,629.01

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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.