Home / 738,982.20-1,018,401.94-534,687.24

Finding the Fourth Proportional to 738,982.20, 1,018,401.94 and 534,687.24

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Solution

The fourth proportional to 738,982.20, 1,018,401.94 and 534,687.24 is: 736,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,982.20 : 1,018,401.94 = 534,687.24 : x
  2. Step 2: Convert to fraction form
    738,982.20/1,018,401.94 = 534,687.24/x
  3. Step 3: Cross multiply
    738,982.20x = 1,018,401.94 × 534,687.24
  4. Step 4: Simplify right side
    738,982.20x = 544,526,522,509.25
  5. Step 5: Solve for x
    x = 544,526,522,509.25/738,982.20
  6. Step 6: Final answer
    x = 736,860.13

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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.