Home / 827,081.08-1,141,237.76-516,947.06

Finding the Fourth Proportional to 827,081.08, 1,141,237.76 and 516,947.06

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Solution

The fourth proportional to 827,081.08, 1,141,237.76 and 516,947.06 is: 713,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,081.08 : 1,141,237.76 = 516,947.06 : x
  2. Step 2: Convert to fraction form
    827,081.08/1,141,237.76 = 516,947.06/x
  3. Step 3: Cross multiply
    827,081.08x = 1,141,237.76 × 516,947.06
  4. Step 4: Simplify right side
    827,081.08x = 589,959,505,061.35
  5. Step 5: Solve for x
    x = 589,959,505,061.35/827,081.08
  6. Step 6: Final answer
    x = 713,303.11

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1.5x scale

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.