Home / 953,579.18-1,315,932.93-517,992.57

Finding the Fourth Proportional to 953,579.18, 1,315,932.93 and 517,992.57

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Solution

The fourth proportional to 953,579.18, 1,315,932.93 and 517,992.57 is: 714,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,579.18 : 1,315,932.93 = 517,992.57 : x
  2. Step 2: Convert to fraction form
    953,579.18/1,315,932.93 = 517,992.57/x
  3. Step 3: Cross multiply
    953,579.18x = 1,315,932.93 × 517,992.57
  4. Step 4: Simplify right side
    953,579.18x = 681,643,480,358.33
  5. Step 5: Solve for x
    x = 681,643,480,358.33/953,579.18
  6. Step 6: Final answer
    x = 714,826.31

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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.