Home / 790,862.12-1,184,570.61-410,635.77

Finding the Fourth Proportional to 790,862.12, 1,184,570.61 and 410,635.77

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Solution

The fourth proportional to 790,862.12, 1,184,570.61 and 410,635.77 is: 615,059.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,862.12 : 1,184,570.61 = 410,635.77 : x
  2. Step 2: Convert to fraction form
    790,862.12/1,184,570.61 = 410,635.77/x
  3. Step 3: Cross multiply
    790,862.12x = 1,184,570.61 × 410,635.77
  4. Step 4: Simplify right side
    790,862.12x = 486,427,064,556.72
  5. Step 5: Solve for x
    x = 486,427,064,556.72/790,862.12
  6. Step 6: Final answer
    x = 615,059.25

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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.