Home / 897,416.20-1,344,812.10-763,571.80

Finding the Fourth Proportional to 897,416.20, 1,344,812.10 and 763,571.80

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Solution

The fourth proportional to 897,416.20, 1,344,812.10 and 763,571.80 is: 1,144,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,416.20 : 1,344,812.10 = 763,571.80 : x
  2. Step 2: Convert to fraction form
    897,416.20/1,344,812.10 = 763,571.80/x
  3. Step 3: Cross multiply
    897,416.20x = 1,344,812.10 × 763,571.80
  4. Step 4: Simplify right side
    897,416.20x = 1,026,860,595,858.78
  5. Step 5: Solve for x
    x = 1,026,860,595,858.78/897,416.20
  6. Step 6: Final answer
    x = 1,144,241.21

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1.5x scale

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.