Home / 755,606.70-1,134,029.70-749,701.80

Finding the Fourth Proportional to 755,606.70, 1,134,029.70 and 749,701.80

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Solution

The fourth proportional to 755,606.70, 1,134,029.70 and 749,701.80 is: 1,125,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,606.70 : 1,134,029.70 = 749,701.80 : x
  2. Step 2: Convert to fraction form
    755,606.70/1,134,029.70 = 749,701.80/x
  3. Step 3: Cross multiply
    755,606.70x = 1,134,029.70 × 749,701.80
  4. Step 4: Simplify right side
    755,606.70x = 850,184,107,343.46
  5. Step 5: Solve for x
    x = 850,184,107,343.46/755,606.70
  6. Step 6: Final answer
    x = 1,125,167.51

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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.