Home / 556,475.13-834,844.28-443,051.82

Finding the Fourth Proportional to 556,475.13, 834,844.28 and 443,051.82

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Solution

The fourth proportional to 556,475.13, 834,844.28 and 443,051.82 is: 664,682.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,475.13 : 834,844.28 = 443,051.82 : x
  2. Step 2: Convert to fraction form
    556,475.13/834,844.28 = 443,051.82/x
  3. Step 3: Cross multiply
    556,475.13x = 834,844.28 × 443,051.82
  4. Step 4: Simplify right side
    556,475.13x = 369,879,275,455.33
  5. Step 5: Solve for x
    x = 369,879,275,455.33/556,475.13
  6. Step 6: Final answer
    x = 664,682.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.