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Finding the Fourth Proportional to 247,610.74, 371,628.20 and 245,746.94

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Solution

The fourth proportional to 247,610.74, 371,628.20 and 245,746.94 is: 368,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,610.74 : 371,628.20 = 245,746.94 : x
  2. Step 2: Convert to fraction form
    247,610.74/371,628.20 = 245,746.94/x
  3. Step 3: Cross multiply
    247,610.74x = 371,628.20 × 245,746.94
  4. Step 4: Simplify right side
    247,610.74x = 91,326,492,967.71
  5. Step 5: Solve for x
    x = 91,326,492,967.71/247,610.74
  6. Step 6: Final answer
    x = 368,830.90

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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.