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Finding the Fourth Proportional to 583,565.60, 875,348.40 and 162,840.80

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Solution

The fourth proportional to 583,565.60, 875,348.40 and 162,840.80 is: 244,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,565.60 : 875,348.40 = 162,840.80 : x
  2. Step 2: Convert to fraction form
    583,565.60/875,348.40 = 162,840.80/x
  3. Step 3: Cross multiply
    583,565.60x = 875,348.40 × 162,840.80
  4. Step 4: Simplify right side
    583,565.60x = 142,542,433,734.72
  5. Step 5: Solve for x
    x = 142,542,433,734.72/583,565.60
  6. Step 6: Final answer
    x = 244,261.20

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Double scale
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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.