Home / 411,946.60-616,883.10-270,941.80

Finding the Fourth Proportional to 411,946.60, 616,883.10 and 270,941.80

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Solution

The fourth proportional to 411,946.60, 616,883.10 and 270,941.80 is: 405,730.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,946.60 : 616,883.10 = 270,941.80 : x
  2. Step 2: Convert to fraction form
    411,946.60/616,883.10 = 270,941.80/x
  3. Step 3: Cross multiply
    411,946.60x = 616,883.10 × 270,941.80
  4. Step 4: Simplify right side
    411,946.60x = 167,139,417,503.58
  5. Step 5: Solve for x
    x = 167,139,417,503.58/411,946.60
  6. Step 6: Final answer
    x = 405,730.79

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1.5x scale

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.