Home / 404,784.20-607,176.30-194,832.20

Finding the Fourth Proportional to 404,784.20, 607,176.30 and 194,832.20

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Solution

The fourth proportional to 404,784.20, 607,176.30 and 194,832.20 is: 292,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,784.20 : 607,176.30 = 194,832.20 : x
  2. Step 2: Convert to fraction form
    404,784.20/607,176.30 = 194,832.20/x
  3. Step 3: Cross multiply
    404,784.20x = 607,176.30 × 194,832.20
  4. Step 4: Simplify right side
    404,784.20x = 118,297,494,316.86
  5. Step 5: Solve for x
    x = 118,297,494,316.86/404,784.20
  6. Step 6: Final answer
    x = 292,248.30

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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.