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Finding the Fourth Proportional to 656,540.60, 984,810.94 and 506,999.00

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Solution

The fourth proportional to 656,540.60, 984,810.94 and 506,999.00 is: 760,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,540.60 : 984,810.94 = 506,999.00 : x
  2. Step 2: Convert to fraction form
    656,540.60/984,810.94 = 506,999.00/x
  3. Step 3: Cross multiply
    656,540.60x = 984,810.94 × 506,999.00
  4. Step 4: Simplify right side
    656,540.60x = 499,298,162,963.59
  5. Step 5: Solve for x
    x = 499,298,162,963.59/656,540.60
  6. Step 6: Final answer
    x = 760,498.54

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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.