Home / 859,624.64-1,186,270.56-477,642.56

Finding the Fourth Proportional to 859,624.64, 1,186,270.56 and 477,642.56

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Solution

The fourth proportional to 859,624.64, 1,186,270.56 and 477,642.56 is: 659,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,624.64 : 1,186,270.56 = 477,642.56 : x
  2. Step 2: Convert to fraction form
    859,624.64/1,186,270.56 = 477,642.56/x
  3. Step 3: Cross multiply
    859,624.64x = 1,186,270.56 × 477,642.56
  4. Step 4: Simplify right side
    859,624.64x = 566,613,307,131.03
  5. Step 5: Solve for x
    x = 566,613,307,131.03/859,624.64
  6. Step 6: Final answer
    x = 659,140.37

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