Home / 923,514.89-1,274,882.49-536,254.87

Finding the Fourth Proportional to 923,514.89, 1,274,882.49 and 536,254.87

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Solution

The fourth proportional to 923,514.89, 1,274,882.49 and 536,254.87 is: 740,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,514.89 : 1,274,882.49 = 536,254.87 : x
  2. Step 2: Convert to fraction form
    923,514.89/1,274,882.49 = 536,254.87/x
  3. Step 3: Cross multiply
    923,514.89x = 1,274,882.49 × 536,254.87
  4. Step 4: Simplify right side
    923,514.89x = 683,661,940,753.02
  5. Step 5: Solve for x
    x = 683,661,940,753.02/923,514.89
  6. Step 6: Final answer
    x = 740,282.54

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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.