Home / 816,306.57-1,224,549.15-276,952.27

Finding the Fourth Proportional to 816,306.57, 1,224,549.15 and 276,952.27

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Solution

The fourth proportional to 816,306.57, 1,224,549.15 and 276,952.27 is: 415,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,306.57 : 1,224,549.15 = 276,952.27 : x
  2. Step 2: Convert to fraction form
    816,306.57/1,224,549.15 = 276,952.27/x
  3. Step 3: Cross multiply
    816,306.57x = 1,224,549.15 × 276,952.27
  4. Step 4: Simplify right side
    816,306.57x = 339,141,666,819.07
  5. Step 5: Solve for x
    x = 339,141,666,819.07/816,306.57
  6. Step 6: Final answer
    x = 415,458.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.