Home / 755,895.88-1,133,829.96-187,278.20

Finding the Fourth Proportional to 755,895.88, 1,133,829.96 and 187,278.20

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Solution

The fourth proportional to 755,895.88, 1,133,829.96 and 187,278.20 is: 280,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,895.88 : 1,133,829.96 = 187,278.20 : x
  2. Step 2: Convert to fraction form
    755,895.88/1,133,829.96 = 187,278.20/x
  3. Step 3: Cross multiply
    755,895.88x = 1,133,829.96 × 187,278.20
  4. Step 4: Simplify right side
    755,895.88x = 212,341,634,014.87
  5. Step 5: Solve for x
    x = 212,341,634,014.87/755,895.88
  6. Step 6: Final answer
    x = 280,913.87

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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.