Home / 983,408.24-1,357,145.23-547,825.07

Finding the Fourth Proportional to 983,408.24, 1,357,145.23 and 547,825.07

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Solution

The fourth proportional to 983,408.24, 1,357,145.23 and 547,825.07 is: 756,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,408.24 : 1,357,145.23 = 547,825.07 : x
  2. Step 2: Convert to fraction form
    983,408.24/1,357,145.23 = 547,825.07/x
  3. Step 3: Cross multiply
    983,408.24x = 1,357,145.23 × 547,825.07
  4. Step 4: Simplify right side
    983,408.24x = 743,478,183,675.39
  5. Step 5: Solve for x
    x = 743,478,183,675.39/983,408.24
  6. Step 6: Final answer
    x = 756,021.92

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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.