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Finding the Fourth Proportional to 535,364.44, 803,256.95 and 235,634.90

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Solution

The fourth proportional to 535,364.44, 803,256.95 and 235,634.90 is: 353,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,364.44 : 803,256.95 = 235,634.90 : x
  2. Step 2: Convert to fraction form
    535,364.44/803,256.95 = 235,634.90/x
  3. Step 3: Cross multiply
    535,364.44x = 803,256.95 × 235,634.90
  4. Step 4: Simplify right side
    535,364.44x = 189,275,368,428.39
  5. Step 5: Solve for x
    x = 189,275,368,428.39/535,364.44
  6. Step 6: Final answer
    x = 353,544.90

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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.