Home / 919,935.72-1,379,806.50-246,085.06

Finding the Fourth Proportional to 919,935.72, 1,379,806.50 and 246,085.06

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Solution

The fourth proportional to 919,935.72, 1,379,806.50 and 246,085.06 is: 369,101.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,935.72 : 1,379,806.50 = 246,085.06 : x
  2. Step 2: Convert to fraction form
    919,935.72/1,379,806.50 = 246,085.06/x
  3. Step 3: Cross multiply
    919,935.72x = 1,379,806.50 × 246,085.06
  4. Step 4: Simplify right side
    919,935.72x = 339,549,765,340.89
  5. Step 5: Solve for x
    x = 339,549,765,340.89/919,935.72
  6. Step 6: Final answer
    x = 369,101.62

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Similar ratio
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1.5x scale

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.