Home / 974,428.20-1,461,642.30-554,524.20

Finding the Fourth Proportional to 974,428.20, 1,461,642.30 and 554,524.20

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Solution

The fourth proportional to 974,428.20, 1,461,642.30 and 554,524.20 is: 831,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,428.20 : 1,461,642.30 = 554,524.20 : x
  2. Step 2: Convert to fraction form
    974,428.20/1,461,642.30 = 554,524.20/x
  3. Step 3: Cross multiply
    974,428.20x = 1,461,642.30 × 554,524.20
  4. Step 4: Simplify right side
    974,428.20x = 810,516,027,093.66
  5. Step 5: Solve for x
    x = 810,516,027,093.66/974,428.20
  6. Step 6: Final answer
    x = 831,786.30

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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.