Home / 763,949.23-1,054,188.23-441,680.09

Finding the Fourth Proportional to 763,949.23, 1,054,188.23 and 441,680.09

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Solution

The fourth proportional to 763,949.23, 1,054,188.23 and 441,680.09 is: 609,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,949.23 : 1,054,188.23 = 441,680.09 : x
  2. Step 2: Convert to fraction form
    763,949.23/1,054,188.23 = 441,680.09/x
  3. Step 3: Cross multiply
    763,949.23x = 1,054,188.23 × 441,680.09
  4. Step 4: Simplify right side
    763,949.23x = 465,613,952,303.34
  5. Step 5: Solve for x
    x = 465,613,952,303.34/763,949.23
  6. Step 6: Final answer
    x = 609,482.85

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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.