Home / 780,706.83-1,077,347.48-441,167.79

Finding the Fourth Proportional to 780,706.83, 1,077,347.48 and 441,167.79

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Solution

The fourth proportional to 780,706.83, 1,077,347.48 and 441,167.79 is: 608,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,706.83 : 1,077,347.48 = 441,167.79 : x
  2. Step 2: Convert to fraction form
    780,706.83/1,077,347.48 = 441,167.79/x
  3. Step 3: Cross multiply
    780,706.83x = 1,077,347.48 × 441,167.79
  4. Step 4: Simplify right side
    780,706.83x = 475,291,004,607.83
  5. Step 5: Solve for x
    x = 475,291,004,607.83/780,706.83
  6. Step 6: Final answer
    x = 608,795.76

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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.