Home / 569,856.20-854,784.30-274,944.20

Finding the Fourth Proportional to 569,856.20, 854,784.30 and 274,944.20

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Solution

The fourth proportional to 569,856.20, 854,784.30 and 274,944.20 is: 412,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,856.20 : 854,784.30 = 274,944.20 : x
  2. Step 2: Convert to fraction form
    569,856.20/854,784.30 = 274,944.20/x
  3. Step 3: Cross multiply
    569,856.20x = 854,784.30 × 274,944.20
  4. Step 4: Simplify right side
    569,856.20x = 235,017,985,536.06
  5. Step 5: Solve for x
    x = 235,017,985,536.06/569,856.20
  6. Step 6: Final answer
    x = 412,416.30

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Half scale
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Double scale
Find fourth proportional to 569,857.20, 854,785.80 and 274,945.20
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.