Home / 1,302,635.79-1,954,142.01-492,800.63

Finding the Fourth Proportional to 1,302,635.79, 1,954,142.01 and 492,800.63

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Solution

The fourth proportional to 1,302,635.79, 1,954,142.01 and 492,800.63 is: 739,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,635.79 : 1,954,142.01 = 492,800.63 : x
  2. Step 2: Convert to fraction form
    1,302,635.79/1,954,142.01 = 492,800.63/x
  3. Step 3: Cross multiply
    1,302,635.79x = 1,954,142.01 × 492,800.63
  4. Step 4: Simplify right side
    1,302,635.79x = 963,002,403,866.76
  5. Step 5: Solve for x
    x = 963,002,403,866.76/1,302,635.79
  6. Step 6: Final answer
    x = 739,272.18

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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.