Home / 727,045.62-1,003,303.39-404,755.74

Finding the Fourth Proportional to 727,045.62, 1,003,303.39 and 404,755.74

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Solution

The fourth proportional to 727,045.62, 1,003,303.39 and 404,755.74 is: 558,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,045.62 : 1,003,303.39 = 404,755.74 : x
  2. Step 2: Convert to fraction form
    727,045.62/1,003,303.39 = 404,755.74/x
  3. Step 3: Cross multiply
    727,045.62x = 1,003,303.39 × 404,755.74
  4. Step 4: Simplify right side
    727,045.62x = 406,092,807,939.40
  5. Step 5: Solve for x
    x = 406,092,807,939.40/727,045.62
  6. Step 6: Final answer
    x = 558,552.03

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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.