Home / 693,849.63-1,041,680.85-557,145.73

Finding the Fourth Proportional to 693,849.63, 1,041,680.85 and 557,145.73

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Solution

The fourth proportional to 693,849.63, 1,041,680.85 and 557,145.73 is: 836,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,849.63 : 1,041,680.85 = 557,145.73 : x
  2. Step 2: Convert to fraction form
    693,849.63/1,041,680.85 = 557,145.73/x
  3. Step 3: Cross multiply
    693,849.63x = 1,041,680.85 × 557,145.73
  4. Step 4: Simplify right side
    693,849.63x = 580,368,037,600.27
  5. Step 5: Solve for x
    x = 580,368,037,600.27/693,849.63
  6. Step 6: Final answer
    x = 836,446.42

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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.