Home / 875,892.53-1,208,951.88-494,140.75

Finding the Fourth Proportional to 875,892.53, 1,208,951.88 and 494,140.75

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Solution

The fourth proportional to 875,892.53, 1,208,951.88 and 494,140.75 is: 682,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,892.53 : 1,208,951.88 = 494,140.75 : x
  2. Step 2: Convert to fraction form
    875,892.53/1,208,951.88 = 494,140.75/x
  3. Step 3: Cross multiply
    875,892.53x = 1,208,951.88 × 494,140.75
  4. Step 4: Simplify right side
    875,892.53x = 597,392,388,697.11
  5. Step 5: Solve for x
    x = 597,392,388,697.11/875,892.53
  6. Step 6: Final answer
    x = 682,038.46

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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.