Home / 490,848.10-736,272.15-175,315.30

Finding the Fourth Proportional to 490,848.10, 736,272.15 and 175,315.30

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Solution

The fourth proportional to 490,848.10, 736,272.15 and 175,315.30 is: 262,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,848.10 : 736,272.15 = 175,315.30 : x
  2. Step 2: Convert to fraction form
    490,848.10/736,272.15 = 175,315.30/x
  3. Step 3: Cross multiply
    490,848.10x = 736,272.15 × 175,315.30
  4. Step 4: Simplify right side
    490,848.10x = 129,079,772,858.90
  5. Step 5: Solve for x
    x = 129,079,772,858.90/490,848.10
  6. Step 6: Final answer
    x = 262,972.95

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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.