Home / 912,383.27-1,259,034.81-504,453.10

Finding the Fourth Proportional to 912,383.27, 1,259,034.81 and 504,453.10

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Solution

The fourth proportional to 912,383.27, 1,259,034.81 and 504,453.10 is: 696,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,383.27 : 1,259,034.81 = 504,453.10 : x
  2. Step 2: Convert to fraction form
    912,383.27/1,259,034.81 = 504,453.10/x
  3. Step 3: Cross multiply
    912,383.27x = 1,259,034.81 × 504,453.10
  4. Step 4: Simplify right side
    912,383.27x = 635,124,014,490.14
  5. Step 5: Solve for x
    x = 635,124,014,490.14/912,383.27
  6. Step 6: Final answer
    x = 696,115.36

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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.