Home / 856,079.81-1,181,402.52-493,497.08

Finding the Fourth Proportional to 856,079.81, 1,181,402.52 and 493,497.08

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Solution

The fourth proportional to 856,079.81, 1,181,402.52 and 493,497.08 is: 681,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,079.81 : 1,181,402.52 = 493,497.08 : x
  2. Step 2: Convert to fraction form
    856,079.81/1,181,402.52 = 493,497.08/x
  3. Step 3: Cross multiply
    856,079.81x = 1,181,402.52 × 493,497.08
  4. Step 4: Simplify right side
    856,079.81x = 583,018,693,924.64
  5. Step 5: Solve for x
    x = 583,018,693,924.64/856,079.81
  6. Step 6: Final answer
    x = 681,033.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.