Home / 437,561.20-656,341.80-362,911.60

Finding the Fourth Proportional to 437,561.20, 656,341.80 and 362,911.60

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Solution

The fourth proportional to 437,561.20, 656,341.80 and 362,911.60 is: 544,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,561.20 : 656,341.80 = 362,911.60 : x
  2. Step 2: Convert to fraction form
    437,561.20/656,341.80 = 362,911.60/x
  3. Step 3: Cross multiply
    437,561.20x = 656,341.80 × 362,911.60
  4. Step 4: Simplify right side
    437,561.20x = 238,194,052,784.88
  5. Step 5: Solve for x
    x = 238,194,052,784.88/437,561.20
  6. Step 6: Final answer
    x = 544,367.40

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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.