Home / 763,953.48-1,054,194.09-441,684.35

Finding the Fourth Proportional to 763,953.48, 1,054,194.09 and 441,684.35

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Solution

The fourth proportional to 763,953.48, 1,054,194.09 and 441,684.35 is: 609,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,953.48 : 1,054,194.09 = 441,684.35 : x
  2. Step 2: Convert to fraction form
    763,953.48/1,054,194.09 = 441,684.35/x
  3. Step 3: Cross multiply
    763,953.48x = 1,054,194.09 × 441,684.35
  4. Step 4: Simplify right side
    763,953.48x = 465,621,026,144.52
  5. Step 5: Solve for x
    x = 465,621,026,144.52/763,953.48
  6. Step 6: Final answer
    x = 609,488.72

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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.