Home / 1,045,647.40-1,568,689.80-335,747.20

Finding the Fourth Proportional to 1,045,647.40, 1,568,689.80 and 335,747.20

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Solution

The fourth proportional to 1,045,647.40, 1,568,689.80 and 335,747.20 is: 503,691.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,647.40 : 1,568,689.80 = 335,747.20 : x
  2. Step 2: Convert to fraction form
    1,045,647.40/1,568,689.80 = 335,747.20/x
  3. Step 3: Cross multiply
    1,045,647.40x = 1,568,689.80 × 335,747.20
  4. Step 4: Simplify right side
    1,045,647.40x = 526,683,208,018.56
  5. Step 5: Solve for x
    x = 526,683,208,018.56/1,045,647.40
  6. Step 6: Final answer
    x = 503,691.02

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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.