Home / 780,593.11-1,077,204.45-441,054.07

Finding the Fourth Proportional to 780,593.11, 1,077,204.45 and 441,054.07

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Solution

The fourth proportional to 780,593.11, 1,077,204.45 and 441,054.07 is: 608,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,593.11 : 1,077,204.45 = 441,054.07 : x
  2. Step 2: Convert to fraction form
    780,593.11/1,077,204.45 = 441,054.07/x
  3. Step 3: Cross multiply
    780,593.11x = 1,077,204.45 × 441,054.07
  4. Step 4: Simplify right side
    780,593.11x = 475,105,406,894.61
  5. Step 5: Solve for x
    x = 475,105,406,894.61/780,593.11
  6. Step 6: Final answer
    x = 608,646.68

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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.