Home / 801,629.73-1,106,250.10-434,107.50

Finding the Fourth Proportional to 801,629.73, 1,106,250.10 and 434,107.50

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Solution

The fourth proportional to 801,629.73, 1,106,250.10 and 434,107.50 is: 599,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,629.73 : 1,106,250.10 = 434,107.50 : x
  2. Step 2: Convert to fraction form
    801,629.73/1,106,250.10 = 434,107.50/x
  3. Step 3: Cross multiply
    801,629.73x = 1,106,250.10 × 434,107.50
  4. Step 4: Simplify right side
    801,629.73x = 480,231,465,285.75
  5. Step 5: Solve for x
    x = 480,231,465,285.75/801,629.73
  6. Step 6: Final answer
    x = 599,068.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.