Home / 697,064.96-1,045,514.32-191,677.28

Finding the Fourth Proportional to 697,064.96, 1,045,514.32 and 191,677.28

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Solution

The fourth proportional to 697,064.96, 1,045,514.32 and 191,677.28 is: 287,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,064.96 : 1,045,514.32 = 191,677.28 : x
  2. Step 2: Convert to fraction form
    697,064.96/1,045,514.32 = 191,677.28/x
  3. Step 3: Cross multiply
    697,064.96x = 1,045,514.32 × 191,677.28
  4. Step 4: Simplify right side
    697,064.96x = 200,401,341,058.65
  5. Step 5: Solve for x
    x = 200,401,341,058.65/697,064.96
  6. Step 6: Final answer
    x = 287,493.06

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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.