Home / 737,789.56-1,018,153.07-415,505.14

Finding the Fourth Proportional to 737,789.56, 1,018,153.07 and 415,505.14

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Solution

The fourth proportional to 737,789.56, 1,018,153.07 and 415,505.14 is: 573,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,789.56 : 1,018,153.07 = 415,505.14 : x
  2. Step 2: Convert to fraction form
    737,789.56/1,018,153.07 = 415,505.14/x
  3. Step 3: Cross multiply
    737,789.56x = 1,018,153.07 × 415,505.14
  4. Step 4: Simplify right side
    737,789.56x = 423,047,831,814.25
  5. Step 5: Solve for x
    x = 423,047,831,814.25/737,789.56
  6. Step 6: Final answer
    x = 573,399.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.