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Finding the Fourth Proportional to 583,628.10, 875,442.15 and 162,903.30

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Solution

The fourth proportional to 583,628.10, 875,442.15 and 162,903.30 is: 244,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,628.10 : 875,442.15 = 162,903.30 : x
  2. Step 2: Convert to fraction form
    583,628.10/875,442.15 = 162,903.30/x
  3. Step 3: Cross multiply
    583,628.10x = 875,442.15 × 162,903.30
  4. Step 4: Simplify right side
    583,628.10x = 142,612,415,194.10
  5. Step 5: Solve for x
    x = 142,612,415,194.10/583,628.10
  6. Step 6: Final answer
    x = 244,354.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.