Home / 576,983.36-865,556.96-177,657.28

Finding the Fourth Proportional to 576,983.36, 865,556.96 and 177,657.28

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Solution

The fourth proportional to 576,983.36, 865,556.96 and 177,657.28 is: 266,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,983.36 : 865,556.96 = 177,657.28 : x
  2. Step 2: Convert to fraction form
    576,983.36/865,556.96 = 177,657.28/x
  3. Step 3: Cross multiply
    576,983.36x = 865,556.96 × 177,657.28
  4. Step 4: Simplify right side
    576,983.36x = 153,772,495,198.67
  5. Step 5: Solve for x
    x = 153,772,495,198.67/576,983.36
  6. Step 6: Final answer
    x = 266,511.14

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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.