Home / 653,116.14-979,789-298,166.04

Finding the Fourth Proportional to 653,116.14, 979,789 and 298,166.04

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Solution

The fourth proportional to 653,116.14, 979,789 and 298,166.04 is: 447,301.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,116.14 : 979,789 = 298,166.04 : x
  2. Step 2: Convert to fraction form
    653,116.14/979,789 = 298,166.04/x
  3. Step 3: Cross multiply
    653,116.14x = 979,789 × 298,166.04
  4. Step 4: Simplify right side
    653,116.14x = 292,139,806,165.56
  5. Step 5: Solve for x
    x = 292,139,806,165.56/653,116.14
  6. Step 6: Final answer
    x = 447,301.46

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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.