Home / 951,541.02-1,427,313.96-320,897.70

Finding the Fourth Proportional to 951,541.02, 1,427,313.96 and 320,897.70

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Solution

The fourth proportional to 951,541.02, 1,427,313.96 and 320,897.70 is: 481,347.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,541.02 : 1,427,313.96 = 320,897.70 : x
  2. Step 2: Convert to fraction form
    951,541.02/1,427,313.96 = 320,897.70/x
  3. Step 3: Cross multiply
    951,541.02x = 1,427,313.96 × 320,897.70
  4. Step 4: Simplify right side
    951,541.02x = 458,021,766,941.89
  5. Step 5: Solve for x
    x = 458,021,766,941.89/951,541.02
  6. Step 6: Final answer
    x = 481,347.37

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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.