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Finding the Fourth Proportional to 656,076.40, 984,114.60 and 235,394.80

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Solution

The fourth proportional to 656,076.40, 984,114.60 and 235,394.80 is: 353,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,076.40 : 984,114.60 = 235,394.80 : x
  2. Step 2: Convert to fraction form
    656,076.40/984,114.60 = 235,394.80/x
  3. Step 3: Cross multiply
    656,076.40x = 984,114.60 × 235,394.80
  4. Step 4: Simplify right side
    656,076.40x = 231,655,459,444.08
  5. Step 5: Solve for x
    x = 231,655,459,444.08/656,076.40
  6. Step 6: Final answer
    x = 353,092.20

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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.