Home / 896,821.10-1,237,575.39-488,914.22

Finding the Fourth Proportional to 896,821.10, 1,237,575.39 and 488,914.22

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Solution

The fourth proportional to 896,821.10, 1,237,575.39 and 488,914.22 is: 674,681.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,821.10 : 1,237,575.39 = 488,914.22 : x
  2. Step 2: Convert to fraction form
    896,821.10/1,237,575.39 = 488,914.22/x
  3. Step 3: Cross multiply
    896,821.10x = 1,237,575.39 × 488,914.22
  4. Step 4: Simplify right side
    896,821.10x = 605,068,206,493.05
  5. Step 5: Solve for x
    x = 605,068,206,493.05/896,821.10
  6. Step 6: Final answer
    x = 674,681.06

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1.5x scale

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.