Home / 755,614.48-1,042,742.88-416,080

Finding the Fourth Proportional to 755,614.48, 1,042,742.88 and 416,080

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Solution

The fourth proportional to 755,614.48, 1,042,742.88 and 416,080 is: 574,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,614.48 : 1,042,742.88 = 416,080 : x
  2. Step 2: Convert to fraction form
    755,614.48/1,042,742.88 = 416,080/x
  3. Step 3: Cross multiply
    755,614.48x = 1,042,742.88 × 416,080
  4. Step 4: Simplify right side
    755,614.48x = 433,864,457,510.40
  5. Step 5: Solve for x
    x = 433,864,457,510.40/755,614.48
  6. Step 6: Final answer
    x = 574,187.59

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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.