Home / 957,307.86-1,321,025.49-527,563.98

Finding the Fourth Proportional to 957,307.86, 1,321,025.49 and 527,563.98

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Solution

The fourth proportional to 957,307.86, 1,321,025.49 and 527,563.98 is: 728,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,307.86 : 1,321,025.49 = 527,563.98 : x
  2. Step 2: Convert to fraction form
    957,307.86/1,321,025.49 = 527,563.98/x
  3. Step 3: Cross multiply
    957,307.86x = 1,321,025.49 × 527,563.98
  4. Step 4: Simplify right side
    957,307.86x = 696,925,465,185.85
  5. Step 5: Solve for x
    x = 696,925,465,185.85/957,307.86
  6. Step 6: Final answer
    x = 728,005.58

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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.