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Finding the Fourth Proportional to 583,624.60, 875,436.90 and 162,899.80

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Solution

The fourth proportional to 583,624.60, 875,436.90 and 162,899.80 is: 244,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,624.60 : 875,436.90 = 162,899.80 : x
  2. Step 2: Convert to fraction form
    583,624.60/875,436.90 = 162,899.80/x
  3. Step 3: Cross multiply
    583,624.60x = 875,436.90 × 162,899.80
  4. Step 4: Simplify right side
    583,624.60x = 142,608,495,922.62
  5. Step 5: Solve for x
    x = 142,608,495,922.62/583,624.60
  6. Step 6: Final answer
    x = 244,349.70

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Half scale
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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.