Home / 914,387.94-1,261,735.79-527,217.93

Finding the Fourth Proportional to 914,387.94, 1,261,735.79 and 527,217.93

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Solution

The fourth proportional to 914,387.94, 1,261,735.79 and 527,217.93 is: 727,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,387.94 : 1,261,735.79 = 527,217.93 : x
  2. Step 2: Convert to fraction form
    914,387.94/1,261,735.79 = 527,217.93/x
  3. Step 3: Cross multiply
    914,387.94x = 1,261,735.79 × 527,217.93
  4. Step 4: Simplify right side
    914,387.94x = 665,209,728,774.63
  5. Step 5: Solve for x
    x = 665,209,728,774.63/914,387.94
  6. Step 6: Final answer
    x = 727,491.80

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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.