Home / 403,826.76-605,070.54-245,576.52

Finding the Fourth Proportional to 403,826.76, 605,070.54 and 245,576.52

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Solution

The fourth proportional to 403,826.76, 605,070.54 and 245,576.52 is: 367,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,826.76 : 605,070.54 = 245,576.52 : x
  2. Step 2: Convert to fraction form
    403,826.76/605,070.54 = 245,576.52/x
  3. Step 3: Cross multiply
    403,826.76x = 605,070.54 × 245,576.52
  4. Step 4: Simplify right side
    403,826.76x = 148,591,117,567.72
  5. Step 5: Solve for x
    x = 148,591,117,567.72/403,826.76
  6. Step 6: Final answer
    x = 367,957.58

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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.