Home / 610,829.40-916,436.10-295,296.60

Finding the Fourth Proportional to 610,829.40, 916,436.10 and 295,296.60

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Solution

The fourth proportional to 610,829.40, 916,436.10 and 295,296.60 is: 443,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,829.40 : 916,436.10 = 295,296.60 : x
  2. Step 2: Convert to fraction form
    610,829.40/916,436.10 = 295,296.60/x
  3. Step 3: Cross multiply
    610,829.40x = 916,436.10 × 295,296.60
  4. Step 4: Simplify right side
    610,829.40x = 270,620,464,447.26
  5. Step 5: Solve for x
    x = 270,620,464,447.26/610,829.40
  6. Step 6: Final answer
    x = 443,037.72

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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.