Home / 708,920.56-977,757.24-454,295.44

Finding the Fourth Proportional to 708,920.56, 977,757.24 and 454,295.44

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Solution

The fourth proportional to 708,920.56, 977,757.24 and 454,295.44 is: 626,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,920.56 : 977,757.24 = 454,295.44 : x
  2. Step 2: Convert to fraction form
    708,920.56/977,757.24 = 454,295.44/x
  3. Step 3: Cross multiply
    708,920.56x = 977,757.24 × 454,295.44
  4. Step 4: Simplify right side
    708,920.56x = 444,190,655,558.99
  5. Step 5: Solve for x
    x = 444,190,655,558.99/708,920.56
  6. Step 6: Final answer
    x = 626,573.24

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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.