Home / 917,761.20-1,376,641.80-598,896.60

Finding the Fourth Proportional to 917,761.20, 1,376,641.80 and 598,896.60

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Solution

The fourth proportional to 917,761.20, 1,376,641.80 and 598,896.60 is: 898,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,761.20 : 1,376,641.80 = 598,896.60 : x
  2. Step 2: Convert to fraction form
    917,761.20/1,376,641.80 = 598,896.60/x
  3. Step 3: Cross multiply
    917,761.20x = 1,376,641.80 × 598,896.60
  4. Step 4: Simplify right side
    917,761.20x = 824,466,093,437.88
  5. Step 5: Solve for x
    x = 824,466,093,437.88/917,761.20
  6. Step 6: Final answer
    x = 898,344.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.