Home / 437,935.60-656,903.40-367,076.80

Finding the Fourth Proportional to 437,935.60, 656,903.40 and 367,076.80

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Solution

The fourth proportional to 437,935.60, 656,903.40 and 367,076.80 is: 550,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,935.60 : 656,903.40 = 367,076.80 : x
  2. Step 2: Convert to fraction form
    437,935.60/656,903.40 = 367,076.80/x
  3. Step 3: Cross multiply
    437,935.60x = 656,903.40 × 367,076.80
  4. Step 4: Simplify right side
    437,935.60x = 241,133,997,981.12
  5. Step 5: Solve for x
    x = 241,133,997,981.12/437,935.60
  6. Step 6: Final answer
    x = 550,615.20

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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.