Home / 579,576.16-798,891.27-456,868.56

Finding the Fourth Proportional to 579,576.16, 798,891.27 and 456,868.56

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Solution

The fourth proportional to 579,576.16, 798,891.27 and 456,868.56 is: 629,750.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,576.16 : 798,891.27 = 456,868.56 : x
  2. Step 2: Convert to fraction form
    579,576.16/798,891.27 = 456,868.56/x
  3. Step 3: Cross multiply
    579,576.16x = 798,891.27 × 456,868.56
  4. Step 4: Simplify right side
    579,576.16x = 364,988,307,117.31
  5. Step 5: Solve for x
    x = 364,988,307,117.31/579,576.16
  6. Step 6: Final answer
    x = 629,750.38

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Double scale
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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.