Home / 567,921.60-851,984.40-193,857.12

Finding the Fourth Proportional to 567,921.60, 851,984.40 and 193,857.12

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Solution

The fourth proportional to 567,921.60, 851,984.40 and 193,857.12 is: 290,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,921.60 : 851,984.40 = 193,857.12 : x
  2. Step 2: Convert to fraction form
    567,921.60/851,984.40 = 193,857.12/x
  3. Step 3: Cross multiply
    567,921.60x = 851,984.40 × 193,857.12
  4. Step 4: Simplify right side
    567,921.60x = 165,163,242,068.93
  5. Step 5: Solve for x
    x = 165,163,242,068.93/567,921.60
  6. Step 6: Final answer
    x = 290,820.50

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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.