Home / 1,177,672.60-1,766,508.90-291,208.60

Finding the Fourth Proportional to 1,177,672.60, 1,766,508.90 and 291,208.60

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Solution

The fourth proportional to 1,177,672.60, 1,766,508.90 and 291,208.60 is: 436,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,672.60 : 1,766,508.90 = 291,208.60 : x
  2. Step 2: Convert to fraction form
    1,177,672.60/1,766,508.90 = 291,208.60/x
  3. Step 3: Cross multiply
    1,177,672.60x = 1,766,508.90 × 291,208.60
  4. Step 4: Simplify right side
    1,177,672.60x = 514,422,583,656.54
  5. Step 5: Solve for x
    x = 514,422,583,656.54/1,177,672.60
  6. Step 6: Final answer
    x = 436,812.90

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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.