Home / 769,487.56-1,061,342.10-540,096.04

Finding the Fourth Proportional to 769,487.56, 1,061,342.10 and 540,096.04

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Solution

The fourth proportional to 769,487.56, 1,061,342.10 and 540,096.04 is: 744,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,487.56 : 1,061,342.10 = 540,096.04 : x
  2. Step 2: Convert to fraction form
    769,487.56/1,061,342.10 = 540,096.04/x
  3. Step 3: Cross multiply
    769,487.56x = 1,061,342.10 × 540,096.04
  4. Step 4: Simplify right side
    769,487.56x = 573,226,665,295.28
  5. Step 5: Solve for x
    x = 573,226,665,295.28/769,487.56
  6. Step 6: Final answer
    x = 744,945.98

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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.