Home / 470,201.34-648,872.15-255,342.95

Finding the Fourth Proportional to 470,201.34, 648,872.15 and 255,342.95

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Solution

The fourth proportional to 470,201.34, 648,872.15 and 255,342.95 is: 352,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,201.34 : 648,872.15 = 255,342.95 : x
  2. Step 2: Convert to fraction form
    470,201.34/648,872.15 = 255,342.95/x
  3. Step 3: Cross multiply
    470,201.34x = 648,872.15 × 255,342.95
  4. Step 4: Simplify right side
    470,201.34x = 165,684,928,953.84
  5. Step 5: Solve for x
    x = 165,684,928,953.84/470,201.34
  6. Step 6: Final answer
    x = 352,370.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.