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Finding the Fourth Proportional to 583,703.40, 875,447.10 and 162,892.20

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Solution

The fourth proportional to 583,703.40, 875,447.10 and 162,892.20 is: 244,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,703.40 : 875,447.10 = 162,892.20 : x
  2. Step 2: Convert to fraction form
    583,703.40/875,447.10 = 162,892.20/x
  3. Step 3: Cross multiply
    583,703.40x = 875,447.10 × 162,892.20
  4. Step 4: Simplify right side
    583,703.40x = 142,603,504,102.62
  5. Step 5: Solve for x
    x = 142,603,504,102.62/583,703.40
  6. Step 6: Final answer
    x = 244,308.16

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Similar ratio
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1.5x scale

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.