Home / 693,767.34-1,040,177.43-369,603.90

Finding the Fourth Proportional to 693,767.34, 1,040,177.43 and 369,603.90

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Solution

The fourth proportional to 693,767.34, 1,040,177.43 and 369,603.90 is: 554,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,767.34 : 1,040,177.43 = 369,603.90 : x
  2. Step 2: Convert to fraction form
    693,767.34/1,040,177.43 = 369,603.90/x
  3. Step 3: Cross multiply
    693,767.34x = 1,040,177.43 × 369,603.90
  4. Step 4: Simplify right side
    693,767.34x = 384,453,634,916.48
  5. Step 5: Solve for x
    x = 384,453,634,916.48/693,767.34
  6. Step 6: Final answer
    x = 554,153.55

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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.