Home / 941,647.40-1,412,471.10-231,666.20

Finding the Fourth Proportional to 941,647.40, 1,412,471.10 and 231,666.20

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Solution

The fourth proportional to 941,647.40, 1,412,471.10 and 231,666.20 is: 347,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,647.40 : 1,412,471.10 = 231,666.20 : x
  2. Step 2: Convert to fraction form
    941,647.40/1,412,471.10 = 231,666.20/x
  3. Step 3: Cross multiply
    941,647.40x = 1,412,471.10 × 231,666.20
  4. Step 4: Simplify right side
    941,647.40x = 327,221,812,346.82
  5. Step 5: Solve for x
    x = 327,221,812,346.82/941,647.40
  6. Step 6: Final answer
    x = 347,499.30

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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.