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Finding the Fourth Proportional to 244,645.30, 366,967.95 and 139,669.30

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Solution

The fourth proportional to 244,645.30, 366,967.95 and 139,669.30 is: 209,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,645.30 : 366,967.95 = 139,669.30 : x
  2. Step 2: Convert to fraction form
    244,645.30/366,967.95 = 139,669.30/x
  3. Step 3: Cross multiply
    244,645.30x = 366,967.95 × 139,669.30
  4. Step 4: Simplify right side
    244,645.30x = 51,254,156,698.94
  5. Step 5: Solve for x
    x = 51,254,156,698.94/244,645.30
  6. Step 6: Final answer
    x = 209,503.95

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1.5x scale

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.