Home / 411,267.85-616,750.66-141,319.43

Finding the Fourth Proportional to 411,267.85, 616,750.66 and 141,319.43

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Solution

The fourth proportional to 411,267.85, 616,750.66 and 141,319.43 is: 211,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,267.85 : 616,750.66 = 141,319.43 : x
  2. Step 2: Convert to fraction form
    411,267.85/616,750.66 = 141,319.43/x
  3. Step 3: Cross multiply
    411,267.85x = 616,750.66 × 141,319.43
  4. Step 4: Simplify right side
    411,267.85x = 87,158,851,723.32
  5. Step 5: Solve for x
    x = 87,158,851,723.32/411,267.85
  6. Step 6: Final answer
    x = 211,927.22

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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.