Home / 807,792.60-1,211,688.90-582,677.40

Finding the Fourth Proportional to 807,792.60, 1,211,688.90 and 582,677.40

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Solution

The fourth proportional to 807,792.60, 1,211,688.90 and 582,677.40 is: 874,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,792.60 : 1,211,688.90 = 582,677.40 : x
  2. Step 2: Convert to fraction form
    807,792.60/1,211,688.90 = 582,677.40/x
  3. Step 3: Cross multiply
    807,792.60x = 1,211,688.90 × 582,677.40
  4. Step 4: Simplify right side
    807,792.60x = 706,023,737,860.86
  5. Step 5: Solve for x
    x = 706,023,737,860.86/807,792.60
  6. Step 6: Final answer
    x = 874,016.10

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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.