Home / 693,003.24-956,299.44-402,589.08

Finding the Fourth Proportional to 693,003.24, 956,299.44 and 402,589.08

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Solution

The fourth proportional to 693,003.24, 956,299.44 and 402,589.08 is: 555,546.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,003.24 : 956,299.44 = 402,589.08 : x
  2. Step 2: Convert to fraction form
    693,003.24/956,299.44 = 402,589.08/x
  3. Step 3: Cross multiply
    693,003.24x = 956,299.44 × 402,589.08
  4. Step 4: Simplify right side
    693,003.24x = 384,995,711,754.12
  5. Step 5: Solve for x
    x = 384,995,711,754.12/693,003.24
  6. Step 6: Final answer
    x = 555,546.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.