Home / 923,932.22-1,385,657.76-391,179.02

Finding the Fourth Proportional to 923,932.22, 1,385,657.76 and 391,179.02

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Solution

The fourth proportional to 923,932.22, 1,385,657.76 and 391,179.02 is: 586,666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,932.22 : 1,385,657.76 = 391,179.02 : x
  2. Step 2: Convert to fraction form
    923,932.22/1,385,657.76 = 391,179.02/x
  3. Step 3: Cross multiply
    923,932.22x = 1,385,657.76 × 391,179.02
  4. Step 4: Simplify right side
    923,932.22x = 542,040,245,844.96
  5. Step 5: Solve for x
    x = 542,040,245,844.96/923,932.22
  6. Step 6: Final answer
    x = 586,666.68

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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.