Home / 854,505.17-1,281,845.60-322,474.13

Finding the Fourth Proportional to 854,505.17, 1,281,845.60 and 322,474.13

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Solution

The fourth proportional to 854,505.17, 1,281,845.60 and 322,474.13 is: 483,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,505.17 : 1,281,845.60 = 322,474.13 : x
  2. Step 2: Convert to fraction form
    854,505.17/1,281,845.60 = 322,474.13/x
  3. Step 3: Cross multiply
    854,505.17x = 1,281,845.60 × 322,474.13
  4. Step 4: Simplify right side
    854,505.17x = 413,362,044,654.33
  5. Step 5: Solve for x
    x = 413,362,044,654.33/854,505.17
  6. Step 6: Final answer
    x = 483,744.35

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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.