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Finding the Fourth Proportional to 583,862.26, 875,793.40 and 140,630.26

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Solution

The fourth proportional to 583,862.26, 875,793.40 and 140,630.26 is: 210,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,862.26 : 875,793.40 = 140,630.26 : x
  2. Step 2: Convert to fraction form
    583,862.26/875,793.40 = 140,630.26/x
  3. Step 3: Cross multiply
    583,862.26x = 875,793.40 × 140,630.26
  4. Step 4: Simplify right side
    583,862.26x = 123,163,053,548.28
  5. Step 5: Solve for x
    x = 123,163,053,548.28/583,862.26
  6. Step 6: Final answer
    x = 210,945.39

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Half scale
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Double scale
Find fourth proportional to 583,863.26, 875,794.90 and 140,631.26
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.