Home / 725,899.92-1,088,995.22-406,506.00

Finding the Fourth Proportional to 725,899.92, 1,088,995.22 and 406,506.00

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Solution

The fourth proportional to 725,899.92, 1,088,995.22 and 406,506.00 is: 609,840.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,899.92 : 1,088,995.22 = 406,506.00 : x
  2. Step 2: Convert to fraction form
    725,899.92/1,088,995.22 = 406,506.00/x
  3. Step 3: Cross multiply
    725,899.92x = 1,088,995.22 × 406,506.00
  4. Step 4: Simplify right side
    725,899.92x = 442,683,086,050.72
  5. Step 5: Solve for x
    x = 442,683,086,050.72/725,899.92
  6. Step 6: Final answer
    x = 609,840.39

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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.