Home / 763,948.73-1,054,187.54-441,679.59

Finding the Fourth Proportional to 763,948.73, 1,054,187.54 and 441,679.59

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Solution

The fourth proportional to 763,948.73, 1,054,187.54 and 441,679.59 is: 609,482.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,948.73 : 1,054,187.54 = 441,679.59 : x
  2. Step 2: Convert to fraction form
    763,948.73/1,054,187.54 = 441,679.59/x
  3. Step 3: Cross multiply
    763,948.73x = 1,054,187.54 × 441,679.59
  4. Step 4: Simplify right side
    763,948.73x = 465,613,120,450.31
  5. Step 5: Solve for x
    x = 465,613,120,450.31/763,948.73
  6. Step 6: Final answer
    x = 609,482.16

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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.