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Finding the Fourth Proportional to 1,772,959, 2,659,438.52 and 443,263

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Solution

The fourth proportional to 1,772,959, 2,659,438.52 and 443,263 is: 664,894.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,959 : 2,659,438.52 = 443,263 : x
  2. Step 2: Convert to fraction form
    1,772,959/2,659,438.52 = 443,263/x
  3. Step 3: Cross multiply
    1,772,959x = 2,659,438.52 × 443,263
  4. Step 4: Simplify right side
    1,772,959x = 1,178,830,696,690.76
  5. Step 5: Solve for x
    x = 1,178,830,696,690.76/1,772,959
  6. Step 6: Final answer
    x = 664,894.51

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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.