Home / 804,178.83-1,109,761.02-441,595.40

Finding the Fourth Proportional to 804,178.83, 1,109,761.02 and 441,595.40

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Solution

The fourth proportional to 804,178.83, 1,109,761.02 and 441,595.40 is: 609,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,178.83 : 1,109,761.02 = 441,595.40 : x
  2. Step 2: Convert to fraction form
    804,178.83/1,109,761.02 = 441,595.40/x
  3. Step 3: Cross multiply
    804,178.83x = 1,109,761.02 × 441,595.40
  4. Step 4: Simplify right side
    804,178.83x = 490,065,355,982.50
  5. Step 5: Solve for x
    x = 490,065,355,982.50/804,178.83
  6. Step 6: Final answer
    x = 609,398.48

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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.