Home / 875,950.32-1,208,774.70-494,012.64

Finding the Fourth Proportional to 875,950.32, 1,208,774.70 and 494,012.64

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Solution

The fourth proportional to 875,950.32, 1,208,774.70 and 494,012.64 is: 681,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,950.32 : 1,208,774.70 = 494,012.64 : x
  2. Step 2: Convert to fraction form
    875,950.32/1,208,774.70 = 494,012.64/x
  3. Step 3: Cross multiply
    875,950.32x = 1,208,774.70 × 494,012.64
  4. Step 4: Simplify right side
    875,950.32x = 597,149,980,712.21
  5. Step 5: Solve for x
    x = 597,149,980,712.21/875,950.32
  6. Step 6: Final answer
    x = 681,716.72

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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.