Home / 763,853.68-1,054,080.30-441,533.08

Finding the Fourth Proportional to 763,853.68, 1,054,080.30 and 441,533.08

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Solution

The fourth proportional to 763,853.68, 1,054,080.30 and 441,533.08 is: 609,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,853.68 : 1,054,080.30 = 441,533.08 : x
  2. Step 2: Convert to fraction form
    763,853.68/1,054,080.30 = 441,533.08/x
  3. Step 3: Cross multiply
    763,853.68x = 1,054,080.30 × 441,533.08
  4. Step 4: Simplify right side
    763,853.68x = 465,411,321,426.32
  5. Step 5: Solve for x
    x = 465,411,321,426.32/763,853.68
  6. Step 6: Final answer
    x = 609,293.81

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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.