Home / 247,280.45-370,343.85-180,555.08

Finding the Fourth Proportional to 247,280.45, 370,343.85 and 180,555.08

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Solution

The fourth proportional to 247,280.45, 370,343.85 and 180,555.08 is: 270,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,280.45 : 370,343.85 = 180,555.08 : x
  2. Step 2: Convert to fraction form
    247,280.45/370,343.85 = 180,555.08/x
  3. Step 3: Cross multiply
    247,280.45x = 370,343.85 × 180,555.08
  4. Step 4: Simplify right side
    247,280.45x = 66,867,460,935.46
  5. Step 5: Solve for x
    x = 66,867,460,935.46/247,280.45
  6. Step 6: Final answer
    x = 270,411.44

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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.