Home / 488,981.10-733,690.35-173,664.30

Finding the Fourth Proportional to 488,981.10, 733,690.35 and 173,664.30

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Solution

The fourth proportional to 488,981.10, 733,690.35 and 173,664.30 is: 260,574.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,981.10 : 733,690.35 = 173,664.30 : x
  2. Step 2: Convert to fraction form
    488,981.10/733,690.35 = 173,664.30/x
  3. Step 3: Cross multiply
    488,981.10x = 733,690.35 × 173,664.30
  4. Step 4: Simplify right side
    488,981.10x = 127,415,821,049.51
  5. Step 5: Solve for x
    x = 127,415,821,049.51/488,981.10
  6. Step 6: Final answer
    x = 260,574.12

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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.