Home / 791,877.40-1,187,816.10-192,833.80

Finding the Fourth Proportional to 791,877.40, 1,187,816.10 and 192,833.80

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Solution

The fourth proportional to 791,877.40, 1,187,816.10 and 192,833.80 is: 289,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,877.40 : 1,187,816.10 = 192,833.80 : x
  2. Step 2: Convert to fraction form
    791,877.40/1,187,816.10 = 192,833.80/x
  3. Step 3: Cross multiply
    791,877.40x = 1,187,816.10 × 192,833.80
  4. Step 4: Simplify right side
    791,877.40x = 229,051,092,264.18
  5. Step 5: Solve for x
    x = 229,051,092,264.18/791,877.40
  6. Step 6: Final answer
    x = 289,250.70

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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.