Home / 397,385.20-596,077.80-377,167.60

Finding the Fourth Proportional to 397,385.20, 596,077.80 and 377,167.60

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Solution

The fourth proportional to 397,385.20, 596,077.80 and 377,167.60 is: 565,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,385.20 : 596,077.80 = 377,167.60 : x
  2. Step 2: Convert to fraction form
    397,385.20/596,077.80 = 377,167.60/x
  3. Step 3: Cross multiply
    397,385.20x = 596,077.80 × 377,167.60
  4. Step 4: Simplify right side
    397,385.20x = 224,821,233,239.28
  5. Step 5: Solve for x
    x = 224,821,233,239.28/397,385.20
  6. Step 6: Final answer
    x = 565,751.40

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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.