Home / 903,325.52-1,355,513.04-404,689.52

Finding the Fourth Proportional to 903,325.52, 1,355,513.04 and 404,689.52

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Solution

The fourth proportional to 903,325.52, 1,355,513.04 and 404,689.52 is: 607,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,325.52 : 1,355,513.04 = 404,689.52 : x
  2. Step 2: Convert to fraction form
    903,325.52/1,355,513.04 = 404,689.52/x
  3. Step 3: Cross multiply
    903,325.52x = 1,355,513.04 × 404,689.52
  4. Step 4: Simplify right side
    903,325.52x = 548,561,921,511.34
  5. Step 5: Solve for x
    x = 548,561,921,511.34/903,325.52
  6. Step 6: Final answer
    x = 607,269.37

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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.