Home / 651,231.60-976,847.40-572,499.60

Finding the Fourth Proportional to 651,231.60, 976,847.40 and 572,499.60

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Solution

The fourth proportional to 651,231.60, 976,847.40 and 572,499.60 is: 858,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,231.60 : 976,847.40 = 572,499.60 : x
  2. Step 2: Convert to fraction form
    651,231.60/976,847.40 = 572,499.60/x
  3. Step 3: Cross multiply
    651,231.60x = 976,847.40 × 572,499.60
  4. Step 4: Simplify right side
    651,231.60x = 559,244,745,761.04
  5. Step 5: Solve for x
    x = 559,244,745,761.04/651,231.60
  6. Step 6: Final answer
    x = 858,749.40

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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.