Home / 832,002.54-1,148,064.78-469,405.26

Finding the Fourth Proportional to 832,002.54, 1,148,064.78 and 469,405.26

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Solution

The fourth proportional to 832,002.54, 1,148,064.78 and 469,405.26 is: 647,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,002.54 : 1,148,064.78 = 469,405.26 : x
  2. Step 2: Convert to fraction form
    832,002.54/1,148,064.78 = 469,405.26/x
  3. Step 3: Cross multiply
    832,002.54x = 1,148,064.78 × 469,405.26
  4. Step 4: Simplify right side
    832,002.54x = 538,907,646,552.74
  5. Step 5: Solve for x
    x = 538,907,646,552.74/832,002.54
  6. Step 6: Final answer
    x = 647,723.56

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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.