Home / 898,747.28-1,238,161.56-626,319.92

Finding the Fourth Proportional to 898,747.28, 1,238,161.56 and 626,319.92

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Solution

The fourth proportional to 898,747.28, 1,238,161.56 and 626,319.92 is: 862,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,747.28 : 1,238,161.56 = 626,319.92 : x
  2. Step 2: Convert to fraction form
    898,747.28/1,238,161.56 = 626,319.92/x
  3. Step 3: Cross multiply
    898,747.28x = 1,238,161.56 × 626,319.92
  4. Step 4: Simplify right side
    898,747.28x = 775,485,249,206.28
  5. Step 5: Solve for x
    x = 775,485,249,206.28/898,747.28
  6. Step 6: Final answer
    x = 862,851.29

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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.