Home / 1,021,266.78-1,409,350.23-568,573.98

Finding the Fourth Proportional to 1,021,266.78, 1,409,350.23 and 568,573.98

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Solution

The fourth proportional to 1,021,266.78, 1,409,350.23 and 568,573.98 is: 784,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,266.78 : 1,409,350.23 = 568,573.98 : x
  2. Step 2: Convert to fraction form
    1,021,266.78/1,409,350.23 = 568,573.98/x
  3. Step 3: Cross multiply
    1,021,266.78x = 1,409,350.23 × 568,573.98
  4. Step 4: Simplify right side
    1,021,266.78x = 801,319,869,485.02
  5. Step 5: Solve for x
    x = 801,319,869,485.02/1,021,266.78
  6. Step 6: Final answer
    x = 784,633.25

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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.