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Finding the Fourth Proportional to 498,851.80, 748,277.70 and 471,295.60

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Solution

The fourth proportional to 498,851.80, 748,277.70 and 471,295.60 is: 706,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,851.80 : 748,277.70 = 471,295.60 : x
  2. Step 2: Convert to fraction form
    498,851.80/748,277.70 = 471,295.60/x
  3. Step 3: Cross multiply
    498,851.80x = 748,277.70 × 471,295.60
  4. Step 4: Simplify right side
    498,851.80x = 352,659,987,588.12
  5. Step 5: Solve for x
    x = 352,659,987,588.12/498,851.80
  6. Step 6: Final answer
    x = 706,943.40

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.