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Finding the Fourth Proportional to 661,679.60, 992,519.40 and 595,324.40

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Solution

The fourth proportional to 661,679.60, 992,519.40 and 595,324.40 is: 892,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,679.60 : 992,519.40 = 595,324.40 : x
  2. Step 2: Convert to fraction form
    661,679.60/992,519.40 = 595,324.40/x
  3. Step 3: Cross multiply
    661,679.60x = 992,519.40 × 595,324.40
  4. Step 4: Simplify right side
    661,679.60x = 590,871,016,293.36
  5. Step 5: Solve for x
    x = 590,871,016,293.36/661,679.60
  6. Step 6: Final answer
    x = 892,986.60

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1.5x scale

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.