Home / 997,734.64-1,376,875.62-545,025.64

Finding the Fourth Proportional to 997,734.64, 1,376,875.62 and 545,025.64

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Solution

The fourth proportional to 997,734.64, 1,376,875.62 and 545,025.64 is: 752,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,734.64 : 1,376,875.62 = 545,025.64 : x
  2. Step 2: Convert to fraction form
    997,734.64/1,376,875.62 = 545,025.64/x
  3. Step 3: Cross multiply
    997,734.64x = 1,376,875.62 × 545,025.64
  4. Step 4: Simplify right side
    997,734.64x = 750,432,515,990.90
  5. Step 5: Solve for x
    x = 750,432,515,990.90/997,734.64
  6. Step 6: Final answer
    x = 752,136.38

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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.