Home / 1,086,545.30-1,628,820.12-376,076.48

Finding the Fourth Proportional to 1,086,545.30, 1,628,820.12 and 376,076.48

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Solution

The fourth proportional to 1,086,545.30, 1,628,820.12 and 376,076.48 is: 563,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,545.30 : 1,628,820.12 = 376,076.48 : x
  2. Step 2: Convert to fraction form
    1,086,545.30/1,628,820.12 = 376,076.48/x
  3. Step 3: Cross multiply
    1,086,545.30x = 1,628,820.12 × 376,076.48
  4. Step 4: Simplify right side
    1,086,545.30x = 612,560,937,282.78
  5. Step 5: Solve for x
    x = 612,560,937,282.78/1,086,545.30
  6. Step 6: Final answer
    x = 563,769.35

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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.