Home / 1,000,536.11-1,380,738.11-541,650.51

Finding the Fourth Proportional to 1,000,536.11, 1,380,738.11 and 541,650.51

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Solution

The fourth proportional to 1,000,536.11, 1,380,738.11 and 541,650.51 is: 747,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,536.11 : 1,380,738.11 = 541,650.51 : x
  2. Step 2: Convert to fraction form
    1,000,536.11/1,380,738.11 = 541,650.51/x
  3. Step 3: Cross multiply
    1,000,536.11x = 1,380,738.11 × 541,650.51
  4. Step 4: Simplify right side
    1,000,536.11x = 747,877,494,554.25
  5. Step 5: Solve for x
    x = 747,877,494,554.25/1,000,536.11
  6. Step 6: Final answer
    x = 747,476.77

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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.