Home / 946,327.17-1,305,936.80-538,429

Finding the Fourth Proportional to 946,327.17, 1,305,936.80 and 538,429

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Solution

The fourth proportional to 946,327.17, 1,305,936.80 and 538,429 is: 743,035.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,327.17 : 1,305,936.80 = 538,429 : x
  2. Step 2: Convert to fraction form
    946,327.17/1,305,936.80 = 538,429/x
  3. Step 3: Cross multiply
    946,327.17x = 1,305,936.80 × 538,429
  4. Step 4: Simplify right side
    946,327.17x = 703,154,245,287.20
  5. Step 5: Solve for x
    x = 703,154,245,287.20/946,327.17
  6. Step 6: Final answer
    x = 743,035.04

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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.