Home / 930,499.19-1,395,844.92-256,580.61

Finding the Fourth Proportional to 930,499.19, 1,395,844.92 and 256,580.61

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Solution

The fourth proportional to 930,499.19, 1,395,844.92 and 256,580.61 is: 384,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,499.19 : 1,395,844.92 = 256,580.61 : x
  2. Step 2: Convert to fraction form
    930,499.19/1,395,844.92 = 256,580.61/x
  3. Step 3: Cross multiply
    930,499.19x = 1,395,844.92 × 256,580.61
  4. Step 4: Simplify right side
    930,499.19x = 358,146,741,039.00
  5. Step 5: Solve for x
    x = 358,146,741,039.00/930,499.19
  6. Step 6: Final answer
    x = 384,897.43

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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.