Home / 755,000.31-1,041,945.27-432,731.23

Finding the Fourth Proportional to 755,000.31, 1,041,945.27 and 432,731.23

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Solution

The fourth proportional to 755,000.31, 1,041,945.27 and 432,731.23 is: 597,194.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,000.31 : 1,041,945.27 = 432,731.23 : x
  2. Step 2: Convert to fraction form
    755,000.31/1,041,945.27 = 432,731.23/x
  3. Step 3: Cross multiply
    755,000.31x = 1,041,945.27 × 432,731.23
  4. Step 4: Simplify right side
    755,000.31x = 450,882,256,486.29
  5. Step 5: Solve for x
    x = 450,882,256,486.29/755,000.31
  6. Step 6: Final answer
    x = 597,194.80

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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.