Home / 805,524.70-1,206,904.65-383,892.70

Finding the Fourth Proportional to 805,524.70, 1,206,904.65 and 383,892.70

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Solution

The fourth proportional to 805,524.70, 1,206,904.65 and 383,892.70 is: 575,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,524.70 : 1,206,904.65 = 383,892.70 : x
  2. Step 2: Convert to fraction form
    805,524.70/1,206,904.65 = 383,892.70/x
  3. Step 3: Cross multiply
    805,524.70x = 1,206,904.65 × 383,892.70
  4. Step 4: Simplify right side
    805,524.70x = 463,321,884,731.06
  5. Step 5: Solve for x
    x = 463,321,884,731.06/805,524.70
  6. Step 6: Final answer
    x = 575,180.23

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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.