Home / 833,941.20-1,150,808.04-451,959.78

Finding the Fourth Proportional to 833,941.20, 1,150,808.04 and 451,959.78

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Solution

The fourth proportional to 833,941.20, 1,150,808.04 and 451,959.78 is: 623,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,941.20 : 1,150,808.04 = 451,959.78 : x
  2. Step 2: Convert to fraction form
    833,941.20/1,150,808.04 = 451,959.78/x
  3. Step 3: Cross multiply
    833,941.20x = 1,150,808.04 × 451,959.78
  4. Step 4: Simplify right side
    833,941.20x = 520,118,948,580.63
  5. Step 5: Solve for x
    x = 520,118,948,580.63/833,941.20
  6. Step 6: Final answer
    x = 623,687.80

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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.