Home / 672,091.80-1,006,971.30-567,115.80

Finding the Fourth Proportional to 672,091.80, 1,006,971.30 and 567,115.80

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Solution

The fourth proportional to 672,091.80, 1,006,971.30 and 567,115.80 is: 849,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,091.80 : 1,006,971.30 = 567,115.80 : x
  2. Step 2: Convert to fraction form
    672,091.80/1,006,971.30 = 567,115.80/x
  3. Step 3: Cross multiply
    672,091.80x = 1,006,971.30 × 567,115.80
  4. Step 4: Simplify right side
    672,091.80x = 571,069,334,376.54
  5. Step 5: Solve for x
    x = 571,069,334,376.54/672,091.80
  6. Step 6: Final answer
    x = 849,689.48

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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.