Home / 672,579.39-1,008,870.17-461,577.63

Finding the Fourth Proportional to 672,579.39, 1,008,870.17 and 461,577.63

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Solution

The fourth proportional to 672,579.39, 1,008,870.17 and 461,577.63 is: 692,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,579.39 : 1,008,870.17 = 461,577.63 : x
  2. Step 2: Convert to fraction form
    672,579.39/1,008,870.17 = 461,577.63/x
  3. Step 3: Cross multiply
    672,579.39x = 1,008,870.17 × 461,577.63
  4. Step 4: Simplify right side
    672,579.39x = 465,671,899,738.41
  5. Step 5: Solve for x
    x = 465,671,899,738.41/672,579.39
  6. Step 6: Final answer
    x = 692,367.19

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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.