Home / 738,104.75-1,018,659.80-451,814.03

Finding the Fourth Proportional to 738,104.75, 1,018,659.80 and 451,814.03

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Solution

The fourth proportional to 738,104.75, 1,018,659.80 and 451,814.03 is: 623,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,104.75 : 1,018,659.80 = 451,814.03 : x
  2. Step 2: Convert to fraction form
    738,104.75/1,018,659.80 = 451,814.03/x
  3. Step 3: Cross multiply
    738,104.75x = 1,018,659.80 × 451,814.03
  4. Step 4: Simplify right side
    738,104.75x = 460,244,789,436.99
  5. Step 5: Solve for x
    x = 460,244,789,436.99/738,104.75
  6. Step 6: Final answer
    x = 623,549.42

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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.