Home / 856,177.67-1,181,533.88-516,580.31

Finding the Fourth Proportional to 856,177.67, 1,181,533.88 and 516,580.31

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Solution

The fourth proportional to 856,177.67, 1,181,533.88 and 516,580.31 is: 712,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,177.67 : 1,181,533.88 = 516,580.31 : x
  2. Step 2: Convert to fraction form
    856,177.67/1,181,533.88 = 516,580.31/x
  3. Step 3: Cross multiply
    856,177.67x = 1,181,533.88 × 516,580.31
  4. Step 4: Simplify right side
    856,177.67x = 610,357,142,251.19
  5. Step 5: Solve for x
    x = 610,357,142,251.19/856,177.67
  6. Step 6: Final answer
    x = 712,886.08

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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.