Home / 1,019,257.35-1,406,576.01-560,379.70

Finding the Fourth Proportional to 1,019,257.35, 1,406,576.01 and 560,379.70

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Solution

The fourth proportional to 1,019,257.35, 1,406,576.01 and 560,379.70 is: 773,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,257.35 : 1,406,576.01 = 560,379.70 : x
  2. Step 2: Convert to fraction form
    1,019,257.35/1,406,576.01 = 560,379.70/x
  3. Step 3: Cross multiply
    1,019,257.35x = 1,406,576.01 × 560,379.70
  4. Step 4: Simplify right side
    1,019,257.35x = 788,216,642,511.00
  5. Step 5: Solve for x
    x = 788,216,642,511.00/1,019,257.35
  6. Step 6: Final answer
    x = 773,324.46

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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.