Home / 965,136.94-1,331,913.49-529,554.17

Finding the Fourth Proportional to 965,136.94, 1,331,913.49 and 529,554.17

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Solution

The fourth proportional to 965,136.94, 1,331,913.49 and 529,554.17 is: 730,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,136.94 : 1,331,913.49 = 529,554.17 : x
  2. Step 2: Convert to fraction form
    965,136.94/1,331,913.49 = 529,554.17/x
  3. Step 3: Cross multiply
    965,136.94x = 1,331,913.49 × 529,554.17
  4. Step 4: Simplify right side
    965,136.94x = 705,320,344,458.90
  5. Step 5: Solve for x
    x = 705,320,344,458.90/965,136.94
  6. Step 6: Final answer
    x = 730,798.21

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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.