Home / 865,961.34-1,299,153.81-610,292.77

Finding the Fourth Proportional to 865,961.34, 1,299,153.81 and 610,292.77

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Solution

The fourth proportional to 865,961.34, 1,299,153.81 and 610,292.77 is: 915,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,961.34 : 1,299,153.81 = 610,292.77 : x
  2. Step 2: Convert to fraction form
    865,961.34/1,299,153.81 = 610,292.77/x
  3. Step 3: Cross multiply
    865,961.34x = 1,299,153.81 × 610,292.77
  4. Step 4: Simplify right side
    865,961.34x = 792,864,177,360.95
  5. Step 5: Solve for x
    x = 792,864,177,360.95/865,961.34
  6. Step 6: Final answer
    x = 915,588.42

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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.