Home / 713,673.23-984,914.60-471,531.02

Finding the Fourth Proportional to 713,673.23, 984,914.60 and 471,531.02

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Solution

The fourth proportional to 713,673.23, 984,914.60 and 471,531.02 is: 650,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,673.23 : 984,914.60 = 471,531.02 : x
  2. Step 2: Convert to fraction form
    713,673.23/984,914.60 = 471,531.02/x
  3. Step 3: Cross multiply
    713,673.23x = 984,914.60 × 471,531.02
  4. Step 4: Simplify right side
    713,673.23x = 464,417,778,668.66
  5. Step 5: Solve for x
    x = 464,417,778,668.66/713,673.23
  6. Step 6: Final answer
    x = 650,742.89

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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.