Home / 743,422.37-1,025,902.90-437,516.75

Finding the Fourth Proportional to 743,422.37, 1,025,902.90 and 437,516.75

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Solution

The fourth proportional to 743,422.37, 1,025,902.90 and 437,516.75 is: 603,761.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,422.37 : 1,025,902.90 = 437,516.75 : x
  2. Step 2: Convert to fraction form
    743,422.37/1,025,902.90 = 437,516.75/x
  3. Step 3: Cross multiply
    743,422.37x = 1,025,902.90 × 437,516.75
  4. Step 4: Simplify right side
    743,422.37x = 448,849,705,735.23
  5. Step 5: Solve for x
    x = 448,849,705,735.23/743,422.37
  6. Step 6: Final answer
    x = 603,761.37

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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.