Home / 865,960.34-1,299,152.31-610,291.77

Finding the Fourth Proportional to 865,960.34, 1,299,152.31 and 610,291.77

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Solution

The fourth proportional to 865,960.34, 1,299,152.31 and 610,291.77 is: 915,586.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,960.34 : 1,299,152.31 = 610,291.77 : x
  2. Step 2: Convert to fraction form
    865,960.34/1,299,152.31 = 610,291.77/x
  3. Step 3: Cross multiply
    865,960.34x = 1,299,152.31 × 610,291.77
  4. Step 4: Simplify right side
    865,960.34x = 792,861,955,609.07
  5. Step 5: Solve for x
    x = 792,861,955,609.07/865,960.34
  6. Step 6: Final answer
    x = 915,586.92

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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.