Home / 671,147.30-1,004,096.55-434,951.30

Finding the Fourth Proportional to 671,147.30, 1,004,096.55 and 434,951.30

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Solution

The fourth proportional to 671,147.30, 1,004,096.55 and 434,951.30 is: 650,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,147.30 : 1,004,096.55 = 434,951.30 : x
  2. Step 2: Convert to fraction form
    671,147.30/1,004,096.55 = 434,951.30/x
  3. Step 3: Cross multiply
    671,147.30x = 1,004,096.55 × 434,951.30
  4. Step 4: Simplify right side
    671,147.30x = 436,733,099,748.02
  5. Step 5: Solve for x
    x = 436,733,099,748.02/671,147.30
  6. Step 6: Final answer
    x = 650,726.15

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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.