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Finding the Fourth Proportional to 244,763.06, 366,927.15 and 86,970.74

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Solution

The fourth proportional to 244,763.06, 366,927.15 and 86,970.74 is: 130,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,763.06 : 366,927.15 = 86,970.74 : x
  2. Step 2: Convert to fraction form
    244,763.06/366,927.15 = 86,970.74/x
  3. Step 3: Cross multiply
    244,763.06x = 366,927.15 × 86,970.74
  4. Step 4: Simplify right side
    244,763.06x = 31,911,925,761.59
  5. Step 5: Solve for x
    x = 31,911,925,761.59/244,763.06
  6. Step 6: Final answer
    x = 130,378.85

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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.