Home / 768,167.05-1,059,912.27-441,416.95

Finding the Fourth Proportional to 768,167.05, 1,059,912.27 and 441,416.95

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Solution

The fourth proportional to 768,167.05, 1,059,912.27 and 441,416.95 is: 609,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,167.05 : 1,059,912.27 = 441,416.95 : x
  2. Step 2: Convert to fraction form
    768,167.05/1,059,912.27 = 441,416.95/x
  3. Step 3: Cross multiply
    768,167.05x = 1,059,912.27 × 441,416.95
  4. Step 4: Simplify right side
    768,167.05x = 467,863,241,490.98
  5. Step 5: Solve for x
    x = 467,863,241,490.98/768,167.05
  6. Step 6: Final answer
    x = 609,064.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.