Home / 941,018.22-1,298,609.96-511,299.45

Finding the Fourth Proportional to 941,018.22, 1,298,609.96 and 511,299.45

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Solution

The fourth proportional to 941,018.22, 1,298,609.96 and 511,299.45 is: 705,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,018.22 : 1,298,609.96 = 511,299.45 : x
  2. Step 2: Convert to fraction form
    941,018.22/1,298,609.96 = 511,299.45/x
  3. Step 3: Cross multiply
    941,018.22x = 1,298,609.96 × 511,299.45
  4. Step 4: Simplify right side
    941,018.22x = 663,978,555,756.03
  5. Step 5: Solve for x
    x = 663,978,555,756.03/941,018.22
  6. Step 6: Final answer
    x = 705,595.86

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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.