Home / 755,672.32-1,042,834.86-416,143

Finding the Fourth Proportional to 755,672.32, 1,042,834.86 and 416,143

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Solution

The fourth proportional to 755,672.32, 1,042,834.86 and 416,143 is: 574,281.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,672.32 : 1,042,834.86 = 416,143 : x
  2. Step 2: Convert to fraction form
    755,672.32/1,042,834.86 = 416,143/x
  3. Step 3: Cross multiply
    755,672.32x = 1,042,834.86 × 416,143
  4. Step 4: Simplify right side
    755,672.32x = 433,968,427,144.98
  5. Step 5: Solve for x
    x = 433,968,427,144.98/755,672.32
  6. Step 6: Final answer
    x = 574,281.23

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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.