Home / 1,116,930.23-1,675,495.11-433,800.80

Finding the Fourth Proportional to 1,116,930.23, 1,675,495.11 and 433,800.80

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Solution

The fourth proportional to 1,116,930.23, 1,675,495.11 and 433,800.80 is: 650,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,930.23 : 1,675,495.11 = 433,800.80 : x
  2. Step 2: Convert to fraction form
    1,116,930.23/1,675,495.11 = 433,800.80/x
  3. Step 3: Cross multiply
    1,116,930.23x = 1,675,495.11 × 433,800.80
  4. Step 4: Simplify right side
    1,116,930.23x = 726,831,110,736.61
  5. Step 5: Solve for x
    x = 726,831,110,736.61/1,116,930.23
  6. Step 6: Final answer
    x = 650,739.94

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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.