Home / 738,855.37-1,018,454.41-544,640.46

Finding the Fourth Proportional to 738,855.37, 1,018,454.41 and 544,640.46

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Solution

The fourth proportional to 738,855.37, 1,018,454.41 and 544,640.46 is: 750,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,855.37 : 1,018,454.41 = 544,640.46 : x
  2. Step 2: Convert to fraction form
    738,855.37/1,018,454.41 = 544,640.46/x
  3. Step 3: Cross multiply
    738,855.37x = 1,018,454.41 × 544,640.46
  4. Step 4: Simplify right side
    738,855.37x = 554,691,478,351.43
  5. Step 5: Solve for x
    x = 554,691,478,351.43/738,855.37
  6. Step 6: Final answer
    x = 750,744.33

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Double scale
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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.